13971285

素因数分解:

$3^6\times 5^1\times {\mathrm{3833}}^1$

素因数の和:3856

約数の個数: 28

約数和(自身を含む): 25143372

約数和(自身を除く): 11172087

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 3833, 11499, 19165, 34497, 57495, 103491, 172485, 310473, 517455, 931419, 1552365, 2794257, 4657095, 13971285]

約数ペア:

[(1, 13971285), (3, 4657095), (5, 2794257), (9, 1552365), (15, 931419), (27, 517455), (45, 310473), (81, 172485), (135, 103491), (243, 57495), (405, 34497), (729, 19165), (1215, 11499), (3645, 3833)]