65891709

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 108885504

約数和(自身を除く): 42993795

約数列:

[1, 3, 9, 13, 31, 37, 39, 93, 111, 117, 279, 333, 403, 481, 491, 1147, 1209, 1443, 1473, 3441, 3627, 4329, 4419, 6383, 10323, 14911, 15221, 18167, 19149, 44733, 45663, 54501, 57447, 134199, 136989, 163503, 197873, 236171, 563177, 593619, 708513, 1689531, 1780857, 2125539, 5068593, 7321301, 21963903, 65891709]

約数ペア:

[(1, 65891709), (3, 21963903), (9, 7321301), (13, 5068593), (31, 2125539), (37, 1780857), (39, 1689531), (93, 708513), (111, 593619), (117, 563177), (279, 236171), (333, 197873), (403, 163503), (481, 136989), (491, 134199), (1147, 57447), (1209, 54501), (1443, 45663), (1473, 44733), (3441, 19149), (3627, 18167), (4329, 15221), (4419, 14911), (6383, 10323)]