68264716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{12269}}^1$

素因数の和:12393

約数の個数: 24

約数和(自身を含む): 129865680

約数和(自身を除く): 61600964

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 12269, 24538, 49076, 159497, 318994, 637988, 1312783, 2625566, 5251132, 17066179, 34132358, 68264716]

約数ペア:

[(1, 68264716), (2, 34132358), (4, 17066179), (13, 5251132), (26, 2625566), (52, 1312783), (107, 637988), (214, 318994), (428, 159497), (1391, 49076), (2782, 24538), (5564, 12269)]