920834257

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{32377}}^1$

素因数の和:32640

約数の個数: 16

約数和(自身を含む): 1118983680

約数和(自身を除く): 198149423

約数列:

[1, 7, 17, 119, 239, 1673, 4063, 28441, 32377, 226639, 550409, 3852863, 7738103, 54166721, 131547751, 920834257]

約数ペア:

[(1, 920834257), (7, 131547751), (17, 54166721), (119, 7738103), (239, 3852863), (1673, 550409), (4063, 226639), (28441, 32377)]