142903870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{840611}}^1$

素因数の和:840635

約数の個数: 16

約数和(自身を含む): 272358288

約数和(自身を除く): 129454418

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 840611, 1681222, 4203055, 8406110, 14290387, 28580774, 71451935, 142903870]

約数ペア:

[(1, 142903870), (2, 71451935), (5, 28580774), (10, 14290387), (17, 8406110), (34, 4203055), (85, 1681222), (170, 840611)]