13881405

素因数分解:

$3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2089}}^1$

素因数の和:2540

約数の個数: 16

約数和(自身を含む): 22271040

約数和(自身を除く): 8389635

約数列:

[1, 3, 5, 15, 443, 1329, 2089, 2215, 6267, 6645, 10445, 31335, 925427, 2776281, 4627135, 13881405]

約数ペア:

[(1, 13881405), (3, 4627135), (5, 2776281), (15, 925427), (443, 31335), (1329, 10445), (2089, 6645), (2215, 6267)]