25669371

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5531}}^1$

素因数の和:5571

約数の個数: 32

約数和(自身を含む): 44610048

約数和(自身を除く): 18940677

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 5531, 16593, 38717, 71903, 94027, 116151, 215709, 282081, 503321, 658189, 1222351, 1509963, 1974567, 3667053, 8556457, 25669371]

約数ペア:

[(1, 25669371), (3, 8556457), (7, 3667053), (13, 1974567), (17, 1509963), (21, 1222351), (39, 658189), (51, 503321), (91, 282081), (119, 215709), (221, 116151), (273, 94027), (357, 71903), (663, 38717), (1547, 16593), (4641, 5531)]