68725761

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 102603648

約数和(自身を除く): 33877887

約数列:

[1, 3, 13, 37, 39, 97, 111, 291, 481, 491, 1261, 1443, 1473, 3589, 3783, 6383, 10767, 18167, 19149, 46657, 47627, 54501, 139971, 142881, 236171, 619151, 708513, 1762199, 1857453, 5286597, 22908587, 68725761]

約数ペア:

[(1, 68725761), (3, 22908587), (13, 5286597), (37, 1857453), (39, 1762199), (97, 708513), (111, 619151), (291, 236171), (481, 142881), (491, 139971), (1261, 54501), (1443, 47627), (1473, 46657), (3589, 19149), (3783, 18167), (6383, 10767)]