284289265

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{336437}}^1$

素因数の和:336468

約数の個数: 12

約数和(自身を含む): 369408924

約数和(自身を除く): 85119659

約数列:

[1, 5, 13, 65, 169, 845, 336437, 1682185, 4373681, 21868405, 56857853, 284289265]

約数ペア:

[(1, 284289265), (5, 56857853), (13, 21868405), (65, 4373681), (169, 1682185), (845, 336437)]