71906390

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{26731}}^1$

素因数の和:27007

約数の個数: 16

約数和(自身を含む): 129917520

約数和(自身を除く): 58011130

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 26731, 53462, 133655, 267310, 7190639, 14381278, 35953195, 71906390]

約数ペア:

[(1, 71906390), (2, 35953195), (5, 14381278), (10, 7190639), (269, 267310), (538, 133655), (1345, 53462), (2690, 26731)]