1381750272021

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{473364259}}^1$

素因数の和:473364408

約数の個数: 16

約数和(自身を含む): 2120671884800

約数和(自身を除く): 738921612779

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 473364259, 1420092777, 3313549813, 9940649439, 65797632001, 197392896003, 460583424007, 1381750272021]

約数ペア:

[(1, 1381750272021), (3, 460583424007), (7, 197392896003), (21, 65797632001), (139, 9940649439), (417, 3313549813), (973, 1420092777), (2919, 473364259)]