71897709

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{6379}}^1$

素因数の和:6429

約数の個数: 24

約数和(自身を含む): 109684960

約数和(自身を除く): 37787251

約数列:

[1, 3, 13, 17, 39, 51, 221, 289, 663, 867, 3757, 6379, 11271, 19137, 82927, 108443, 248781, 325329, 1409759, 1843531, 4229277, 5530593, 23965903, 71897709]

約数ペア:

[(1, 71897709), (3, 23965903), (13, 5530593), (17, 4229277), (39, 1843531), (51, 1409759), (221, 325329), (289, 248781), (663, 108443), (867, 82927), (3757, 19137), (6379, 11271)]