13245565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2081}}^1$

素因数の和:2172

約数の個数: 16

約数和(自身を含む): 16989120

約数和(自身を除く): 3743555

約数列:

[1, 5, 19, 67, 95, 335, 1273, 2081, 6365, 10405, 39539, 139427, 197695, 697135, 2649113, 13245565]

約数ペア:

[(1, 13245565), (5, 2649113), (19, 697135), (67, 197695), (95, 139427), (335, 39539), (1273, 10405), (2081, 6365)]