71388668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{25903}}^1$

素因数の和:25973

約数の個数: 24

約数和(自身を含む): 137083968

約数和(自身を除く): 65695300

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 25903, 51806, 103612, 336739, 673478, 1346956, 1372859, 2745718, 5491436, 17847167, 35694334, 71388668]

約数ペア:

[(1, 71388668), (2, 35694334), (4, 17847167), (13, 5491436), (26, 2745718), (52, 1372859), (53, 1346956), (106, 673478), (212, 336739), (689, 103612), (1378, 51806), (2756, 25903)]