64736644

素因数分解:

$2^2\times 7^2\times {\mathrm{330289}}^1$

素因数の和:330307

約数の個数: 18

約数和(自身を含む): 131785710

約数和(自身を除く): 67049066

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 330289, 660578, 1321156, 2312023, 4624046, 9248092, 16184161, 32368322, 64736644]

約数ペア:

[(1, 64736644), (2, 32368322), (4, 16184161), (7, 9248092), (14, 4624046), (28, 2312023), (49, 1321156), (98, 660578), (196, 330289)]