20143235

素因数分解:

$5^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{821}}^1$

素因数の和:1534

約数の個数: 16

約数和(自身を含む): 27698112

約数和(自身を除く): 7554877

約数列:

[1, 5, 7, 35, 701, 821, 3505, 4105, 4907, 5747, 24535, 28735, 575521, 2877605, 4028647, 20143235]

約数ペア:

[(1, 20143235), (5, 4028647), (7, 2877605), (35, 575521), (701, 28735), (821, 24535), (3505, 5747), (4105, 4907)]