12220893

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 18240768

約数和(自身を除く): 6019875

約数列:

[1, 3, 9, 47, 141, 167, 173, 423, 501, 519, 1503, 1557, 7849, 8131, 23547, 24393, 28891, 70641, 73179, 86673, 260019, 1357877, 4073631, 12220893]

約数ペア:

[(1, 12220893), (3, 4073631), (9, 1357877), (47, 260019), (141, 86673), (167, 73179), (173, 70641), (423, 28891), (501, 24393), (519, 23547), (1503, 8131), (1557, 7849)]