1780163

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 2261760

約数和(自身を除く): 481597

約数列:

[1, 7, 11, 61, 77, 379, 427, 671, 2653, 4169, 4697, 23119, 29183, 161833, 254309, 1780163]

約数ペア:

[(1, 1780163), (7, 254309), (11, 161833), (61, 29183), (77, 23119), (379, 4697), (427, 4169), (671, 2653)]