31516212

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 192

約数和(自身を含む): 100352000

約数和(自身を除く): 68835788

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 31, 38, 39, 42, 49, 52, 57, 62, 76, 78, 84, 91, 93, 98, 114, 124, 133, 147, 156, 182, 186, 196, 217, 228, 247, 266, 273, 294, 343, 364, 372, 399, 403, 434, 494, 532, 546, 588, 589, 637, 651, 686, 741, 798, 806, 868, 931, 988, 1029, 1092, 1178, 1209, 1274, 1302, 1372, 1482, 1519, 1596, 1612, 1729, 1767, 1862, 1911, 2058, 2356, 2418, 2548, 2604, 2793, 2821, 2964, 3038, 3458, 3534, 3724, 3822, 4116, 4123, 4459, 4557, 4836, 5187, 5586, 5642, 6076, 6517, 6916, 7068, 7644, 7657, 8246, 8463, 8918, 9114, 10374, 10633, 11172, 11284, 12103, 12369, 13034, 13377, 15314, 16492, 16926, 17836, 18228, 19551, 19747, 20748, 21266, 22971, 24206, 24738, 26068, 26754, 28861, 30628, 31899, 33852, 36309, 39102, 39494, 42532, 45942, 48412, 49476, 53508, 53599, 57722, 59241, 63798, 72618, 78204, 78988, 84721, 86583, 91884, 107198, 115444, 118482, 127596, 138229, 145236, 160797, 169442, 173166, 202027, 214396, 236964, 254163, 276458, 321594, 338884, 346332, 375193, 404054, 414687, 508326, 552916, 606081, 643188, 750386, 808108, 829374, 1016652, 1125579, 1212162, 1500772, 1658748, 2251158, 2424324, 2626351, 4502316, 5252702, 7879053, 10505404, 15758106, 31516212]

約数ペア:

[(1, 31516212), (2, 15758106), (3, 10505404), (4, 7879053), (6, 5252702), (7, 4502316), (12, 2626351), (13, 2424324), (14, 2251158), (19, 1658748), (21, 1500772), (26, 1212162), (28, 1125579), (31, 1016652), (38, 829374), (39, 808108), (42, 750386), (49, 643188), (52, 606081), (57, 552916), (62, 508326), (76, 414687), (78, 404054), (84, 375193), (91, 346332), (93, 338884), (98, 321594), (114, 276458), (124, 254163), (133, 236964), (147, 214396), (156, 202027), (182, 173166), (186, 169442), (196, 160797), (217, 145236), (228, 138229), (247, 127596), (266, 118482), (273, 115444), (294, 107198), (343, 91884), (364, 86583), (372, 84721), (399, 78988), (403, 78204), (434, 72618), (494, 63798), (532, 59241), (546, 57722), (588, 53599), (589, 53508), (637, 49476), (651, 48412), (686, 45942), (741, 42532), (798, 39494), (806, 39102), (868, 36309), (931, 33852), (988, 31899), (1029, 30628), (1092, 28861), (1178, 26754), (1209, 26068), (1274, 24738), (1302, 24206), (1372, 22971), (1482, 21266), (1519, 20748), (1596, 19747), (1612, 19551), (1729, 18228), (1767, 17836), (1862, 16926), (1911, 16492), (2058, 15314), (2356, 13377), (2418, 13034), (2548, 12369), (2604, 12103), (2793, 11284), (2821, 11172), (2964, 10633), (3038, 10374), (3458, 9114), (3534, 8918), (3724, 8463), (3822, 8246), (4116, 7657), (4123, 7644), (4459, 7068), (4557, 6916), (4836, 6517), (5187, 6076), (5586, 5642)]