31843448

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 81285120

約数和(自身を除く): 49441672

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 31, 34, 52, 56, 62, 68, 83, 91, 104, 119, 124, 136, 166, 182, 217, 221, 238, 248, 332, 364, 403, 434, 442, 476, 527, 581, 664, 728, 806, 868, 884, 952, 1054, 1079, 1162, 1411, 1547, 1612, 1736, 1768, 2108, 2158, 2324, 2573, 2821, 2822, 3094, 3224, 3689, 4216, 4316, 4648, 5146, 5642, 5644, 6188, 6851, 7378, 7553, 8632, 9877, 10292, 11284, 11288, 12376, 13702, 14756, 15106, 18011, 18343, 19754, 20584, 22568, 27404, 29512, 30212, 33449, 36022, 36686, 39508, 43741, 47957, 54808, 60424, 66898, 72044, 73372, 79016, 87482, 95914, 128401, 133796, 144088, 146744, 174964, 191828, 234143, 256802, 267592, 306187, 349928, 383656, 468286, 513604, 568633, 612374, 936572, 1027208, 1137266, 1224748, 1873144, 2274532, 2449496, 3980431, 4549064, 7960862, 15921724, 31843448]

約数ペア:

[(1, 31843448), (2, 15921724), (4, 7960862), (7, 4549064), (8, 3980431), (13, 2449496), (14, 2274532), (17, 1873144), (26, 1224748), (28, 1137266), (31, 1027208), (34, 936572), (52, 612374), (56, 568633), (62, 513604), (68, 468286), (83, 383656), (91, 349928), (104, 306187), (119, 267592), (124, 256802), (136, 234143), (166, 191828), (182, 174964), (217, 146744), (221, 144088), (238, 133796), (248, 128401), (332, 95914), (364, 87482), (403, 79016), (434, 73372), (442, 72044), (476, 66898), (527, 60424), (581, 54808), (664, 47957), (728, 43741), (806, 39508), (868, 36686), (884, 36022), (952, 33449), (1054, 30212), (1079, 29512), (1162, 27404), (1411, 22568), (1547, 20584), (1612, 19754), (1736, 18343), (1768, 18011), (2108, 15106), (2158, 14756), (2324, 13702), (2573, 12376), (2821, 11288), (2822, 11284), (3094, 10292), (3224, 9877), (3689, 8632), (4216, 7553), (4316, 7378), (4648, 6851), (5146, 6188), (5642, 5644)]