813272830

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{126481}}^1$

素因数の和:127131

約数の個数: 16

約数和(自身を含む): 1466179344

約数和(自身を除く): 652906514

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 126481, 252962, 632405, 1264810, 81327283, 162654566, 406636415, 813272830]

約数ペア:

[(1, 813272830), (2, 406636415), (5, 162654566), (10, 81327283), (643, 1264810), (1286, 632405), (3215, 252962), (6430, 126481)]