28305485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{983}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 36699264

約数和(自身を除く): 8393779

約数列:

[1, 5, 13, 65, 443, 983, 2215, 4915, 5759, 12779, 28795, 63895, 435469, 2177345, 5661097, 28305485]

約数ペア:

[(1, 28305485), (5, 5661097), (13, 2177345), (65, 435469), (443, 63895), (983, 28795), (2215, 12779), (4915, 5759)]