82643895

素因数分解:

$3^4\times 5^1\times {\mathrm{204059}}^1$

素因数の和:204076

約数の個数: 20

約数和(自身を含む): 148147560

約数和(自身を除く): 65503665

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 204059, 612177, 1020295, 1836531, 3060885, 5509593, 9182655, 16528779, 27547965, 82643895]

約数ペア:

[(1, 82643895), (3, 27547965), (5, 16528779), (9, 9182655), (15, 5509593), (27, 3060885), (45, 1836531), (81, 1020295), (135, 612177), (405, 204059)]