81596892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 213373440

約数和(自身を除く): 131776548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 71, 78, 106, 139, 142, 156, 159, 212, 213, 278, 284, 318, 417, 426, 556, 636, 689, 834, 852, 923, 1378, 1668, 1807, 1846, 2067, 2756, 2769, 3614, 3692, 3763, 4134, 5421, 5538, 7228, 7367, 7526, 8268, 9869, 10842, 11076, 11289, 14734, 15052, 19738, 21684, 22101, 22578, 29468, 29607, 39476, 44202, 45156, 48919, 59214, 88404, 95771, 97838, 118428, 128297, 146757, 191542, 195676, 256594, 287313, 293514, 383084, 384891, 513188, 523057, 574626, 587028, 769782, 1046114, 1149252, 1539564, 1569171, 2092228, 3138342, 6276684, 6799741, 13599482, 20399223, 27198964, 40798446, 81596892]

約数ペア:

[(1, 81596892), (2, 40798446), (3, 27198964), (4, 20399223), (6, 13599482), (12, 6799741), (13, 6276684), (26, 3138342), (39, 2092228), (52, 1569171), (53, 1539564), (71, 1149252), (78, 1046114), (106, 769782), (139, 587028), (142, 574626), (156, 523057), (159, 513188), (212, 384891), (213, 383084), (278, 293514), (284, 287313), (318, 256594), (417, 195676), (426, 191542), (556, 146757), (636, 128297), (689, 118428), (834, 97838), (852, 95771), (923, 88404), (1378, 59214), (1668, 48919), (1807, 45156), (1846, 44202), (2067, 39476), (2756, 29607), (2769, 29468), (3614, 22578), (3692, 22101), (3763, 21684), (4134, 19738), (5421, 15052), (5538, 14734), (7228, 11289), (7367, 11076), (7526, 10842), (8268, 9869)]