12173895

素因数分解:

$3^4\times 5^1\times {\mathrm{30059}}^1$

素因数の和:30076

約数の個数: 20

約数和(自身を含む): 21823560

約数和(自身を除く): 9649665

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30059, 90177, 150295, 270531, 450885, 811593, 1352655, 2434779, 4057965, 12173895]

約数ペア:

[(1, 12173895), (3, 4057965), (5, 2434779), (9, 1352655), (15, 811593), (27, 450885), (45, 270531), (81, 150295), (135, 90177), (405, 30059)]