71089991

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{7451}}^1$

素因数の和:7534

約数の個数: 16

約数和(自身を含む): 85847040

約数和(自身を除く): 14757049

約数列:

[1, 7, 29, 47, 203, 329, 1363, 7451, 9541, 52157, 216079, 350197, 1512553, 2451379, 10155713, 71089991]

約数ペア:

[(1, 71089991), (7, 10155713), (29, 2451379), (47, 1512553), (203, 350197), (329, 216079), (1363, 52157), (7451, 9541)]