28194615

素因数分解:

$3^3\times 5^1\times {\mathrm{457}}^2$

素因数の和:928

約数の個数: 24

約数和(自身を含む): 50233680

約数和(自身を除く): 22039065

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 457, 1371, 2285, 4113, 6855, 12339, 20565, 61695, 208849, 626547, 1044245, 1879641, 3132735, 5638923, 9398205, 28194615]

約数ペア:

[(1, 28194615), (3, 9398205), (5, 5638923), (9, 3132735), (15, 1879641), (27, 1044245), (45, 626547), (135, 208849), (457, 61695), (1371, 20565), (2285, 12339), (4113, 6855)]