16531405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{7331}}^1$

素因数の和:7388

約数の個数: 16

約数和(自身を含む): 22171968

約数和(自身を除く): 5640563

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 7331, 36655, 80641, 300571, 403205, 1502855, 3306281, 16531405]

約数ペア:

[(1, 16531405), (5, 3306281), (11, 1502855), (41, 403205), (55, 300571), (205, 80641), (451, 36655), (2255, 7331)]