64984696

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{26987}}^1$

素因数の和:27043

約数の個数: 32

約数和(自身を含む): 142496640

約数和(自身を除く): 77511944

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 26987, 53974, 107948, 188909, 215896, 377818, 755636, 1160441, 1511272, 2320882, 4641764, 8123087, 9283528, 16246174, 32492348, 64984696]

約数ペア:

[(1, 64984696), (2, 32492348), (4, 16246174), (7, 9283528), (8, 8123087), (14, 4641764), (28, 2320882), (43, 1511272), (56, 1160441), (86, 755636), (172, 377818), (301, 215896), (344, 188909), (602, 107948), (1204, 53974), (2408, 26987)]