13857309

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 20852832

約数和(自身を除く): 6995523

約数列:

[1, 3, 9, 43, 61, 129, 183, 387, 549, 587, 1761, 2623, 5283, 7869, 23607, 25241, 35807, 75723, 107421, 227169, 322263, 1539701, 4619103, 13857309]

約数ペア:

[(1, 13857309), (3, 4619103), (9, 1539701), (43, 322263), (61, 227169), (129, 107421), (183, 75723), (387, 35807), (549, 25241), (587, 23607), (1761, 7869), (2623, 5283)]