405398161

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{5981}}^1$

素因数の和:6432

約数の個数: 16

約数和(自身を含む): 484685568

約数和(自身を除く): 79287407

約数列:

[1, 7, 23, 161, 421, 2947, 5981, 9683, 41867, 67781, 137563, 962941, 2518001, 17626007, 57914023, 405398161]

約数ペア:

[(1, 405398161), (7, 57914023), (23, 17626007), (161, 2518001), (421, 962941), (2947, 137563), (5981, 67781), (9683, 41867)]