13644215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 18068688

約数和(自身を除く): 4424473

約数列:

[1, 5, 13, 65, 67, 169, 241, 335, 845, 871, 1205, 3133, 4355, 11323, 15665, 16147, 40729, 56615, 80735, 203645, 209911, 1049555, 2728843, 13644215]

約数ペア:

[(1, 13644215), (5, 2728843), (13, 1049555), (65, 209911), (67, 203645), (169, 80735), (241, 56615), (335, 40729), (845, 16147), (871, 15665), (1205, 11323), (3133, 4355)]