390021496

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{2351}}^1$

素因数の和:2679

約数の個数: 32

約数和(自身を含む): 742996800

約数和(自身を除く): 352975304

約数列:

[1, 2, 4, 8, 89, 178, 233, 356, 466, 712, 932, 1864, 2351, 4702, 9404, 18808, 20737, 41474, 82948, 165896, 209239, 418478, 547783, 836956, 1095566, 1673912, 2191132, 4382264, 48752687, 97505374, 195010748, 390021496]

約数ペア:

[(1, 390021496), (2, 195010748), (4, 97505374), (8, 48752687), (89, 4382264), (178, 2191132), (233, 1673912), (356, 1095566), (466, 836956), (712, 547783), (932, 418478), (1864, 209239), (2351, 165896), (4702, 82948), (9404, 41474), (18808, 20737)]