172973268

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2659}}^1$

素因数の和:2821

約数の個数: 72

約数和(自身を含む): 474437600

約数和(自身を除く): 301464332

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 139, 156, 234, 278, 417, 468, 556, 834, 1251, 1668, 1807, 2502, 2659, 3614, 5004, 5318, 5421, 7228, 7977, 10636, 10842, 15954, 16263, 21684, 23931, 31908, 32526, 34567, 47862, 65052, 69134, 95724, 103701, 138268, 207402, 311103, 369601, 414804, 622206, 739202, 1108803, 1244412, 1478404, 2217606, 3326409, 4435212, 4804813, 6652818, 9609626, 13305636, 14414439, 19219252, 28828878, 43243317, 57657756, 86486634, 172973268]

約数ペア:

[(1, 172973268), (2, 86486634), (3, 57657756), (4, 43243317), (6, 28828878), (9, 19219252), (12, 14414439), (13, 13305636), (18, 9609626), (26, 6652818), (36, 4804813), (39, 4435212), (52, 3326409), (78, 2217606), (117, 1478404), (139, 1244412), (156, 1108803), (234, 739202), (278, 622206), (417, 414804), (468, 369601), (556, 311103), (834, 207402), (1251, 138268), (1668, 103701), (1807, 95724), (2502, 69134), (2659, 65052), (3614, 47862), (5004, 34567), (5318, 32526), (5421, 31908), (7228, 23931), (7977, 21684), (10636, 16263), (10842, 15954)]