68727009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{677}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 104791680

約数和(自身を除く): 36064671

約数列:

[1, 3, 13, 19, 39, 57, 137, 247, 411, 677, 741, 1781, 2031, 2603, 5343, 7809, 8801, 12863, 26403, 33839, 38589, 92749, 101517, 167219, 278247, 501657, 1205737, 1762231, 3617211, 5286693, 22909003, 68727009]

約数ペア:

[(1, 68727009), (3, 22909003), (13, 5286693), (19, 3617211), (39, 1762231), (57, 1205737), (137, 501657), (247, 278247), (411, 167219), (677, 101517), (741, 92749), (1781, 38589), (2031, 33839), (2603, 26403), (5343, 12863), (7809, 8801)]