1653912

素因数分解:

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

素因数の和:78

約数の個数: 128

約数和(自身を含む): 5376000

約数和(自身を除く): 3722088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 31, 36, 38, 39, 52, 54, 57, 62, 72, 76, 78, 93, 104, 108, 114, 117, 124, 152, 156, 171, 186, 216, 228, 234, 247, 248, 279, 312, 342, 351, 372, 403, 456, 468, 494, 513, 558, 589, 684, 702, 741, 744, 806, 837, 936, 988, 1026, 1116, 1178, 1209, 1368, 1404, 1482, 1612, 1674, 1767, 1976, 2052, 2223, 2232, 2356, 2418, 2808, 2964, 3224, 3348, 3534, 3627, 4104, 4446, 4712, 4836, 5301, 5928, 6669, 6696, 7068, 7254, 7657, 8892, 9672, 10602, 10881, 13338, 14136, 14508, 15314, 15903, 17784, 21204, 21762, 22971, 26676, 29016, 30628, 31806, 42408, 43524, 45942, 53352, 61256, 63612, 68913, 87048, 91884, 127224, 137826, 183768, 206739, 275652, 413478, 551304, 826956, 1653912]

約数ペア:

[(1, 1653912), (2, 826956), (3, 551304), (4, 413478), (6, 275652), (8, 206739), (9, 183768), (12, 137826), (13, 127224), (18, 91884), (19, 87048), (24, 68913), (26, 63612), (27, 61256), (31, 53352), (36, 45942), (38, 43524), (39, 42408), (52, 31806), (54, 30628), (57, 29016), (62, 26676), (72, 22971), (76, 21762), (78, 21204), (93, 17784), (104, 15903), (108, 15314), (114, 14508), (117, 14136), (124, 13338), (152, 10881), (156, 10602), (171, 9672), (186, 8892), (216, 7657), (228, 7254), (234, 7068), (247, 6696), (248, 6669), (279, 5928), (312, 5301), (342, 4836), (351, 4712), (372, 4446), (403, 4104), (456, 3627), (468, 3534), (494, 3348), (513, 3224), (558, 2964), (589, 2808), (684, 2418), (702, 2356), (741, 2232), (744, 2223), (806, 2052), (837, 1976), (936, 1767), (988, 1674), (1026, 1612), (1116, 1482), (1178, 1404), (1209, 1368)]