71494577

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{2707}}^1$

素因数の和:2746

約数の個数: 20

約数和(自身を含む): 91021296

約数和(自身を除く): 19526719

約数列:

[1, 7, 11, 49, 77, 343, 539, 2401, 2707, 3773, 18949, 26411, 29777, 132643, 208439, 928501, 1459073, 6499507, 10213511, 71494577]

約数ペア:

[(1, 71494577), (7, 10213511), (11, 6499507), (49, 1459073), (77, 928501), (343, 208439), (539, 132643), (2401, 29777), (2707, 26411), (3773, 18949)]