1289224730

素因数分解:

$2^1\times 5^1\times {\mathrm{8623}}^1\times {\mathrm{14951}}^1$

素因数の和:23581

約数の個数: 16

約数和(自身を含む): 2321028864

約数和(自身を除く): 1031804134

約数列:

[1, 2, 5, 10, 8623, 14951, 17246, 29902, 43115, 74755, 86230, 149510, 128922473, 257844946, 644612365, 1289224730]

約数ペア:

[(1, 1289224730), (2, 644612365), (5, 257844946), (10, 128922473), (8623, 149510), (14951, 86230), (17246, 74755), (29902, 43115)]