64915438

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{244043}}^1$

素因数の和:244071

約数の個数: 16

約数和(自身を含む): 117141120

約数和(自身を除く): 52225682

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 244043, 488086, 1708301, 3416602, 4636817, 9273634, 32457719, 64915438]

約数ペア:

[(1, 64915438), (2, 32457719), (7, 9273634), (14, 4636817), (19, 3416602), (38, 1708301), (133, 488086), (266, 244043)]