381435455

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{691}}^1\times {\mathrm{977}}^1$

素因数の和:1786

約数の個数: 16

約数和(自身を含む): 462914784

約数和(自身を除く): 81479329

約数列:

[1, 5, 113, 565, 691, 977, 3455, 4885, 78083, 110401, 390415, 552005, 675107, 3375535, 76287091, 381435455]

約数ペア:

[(1, 381435455), (5, 76287091), (113, 3375535), (565, 675107), (691, 552005), (977, 390415), (3455, 110401), (4885, 78083)]