25800411

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 45045504

約数和(自身を除く): 19245093

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 273, 299, 483, 587, 637, 897, 1127, 1761, 1911, 2093, 3381, 4109, 6279, 7631, 12327, 13501, 14651, 22893, 28763, 40503, 43953, 53417, 86289, 94507, 160251, 175513, 283521, 373919, 526539, 661549, 1121757, 1228591, 1984647, 3685773, 8600137, 25800411]

約数ペア:

[(1, 25800411), (3, 8600137), (7, 3685773), (13, 1984647), (21, 1228591), (23, 1121757), (39, 661549), (49, 526539), (69, 373919), (91, 283521), (147, 175513), (161, 160251), (273, 94507), (299, 86289), (483, 53417), (587, 43953), (637, 40503), (897, 28763), (1127, 22893), (1761, 14651), (1911, 13501), (2093, 12327), (3381, 7631), (4109, 6279)]