72766239

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15679}}^1$

素因数の和:15719

約数の個数: 32

約数和(自身を含む): 126443520

約数和(自身を除く): 53677281

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 15679, 47037, 109753, 203827, 266543, 329259, 611481, 799629, 1426789, 1865801, 3465059, 4280367, 5597403, 10395177, 24255413, 72766239]

約数ペア:

[(1, 72766239), (3, 24255413), (7, 10395177), (13, 5597403), (17, 4280367), (21, 3465059), (39, 1865801), (51, 1426789), (91, 799629), (119, 611481), (221, 329259), (273, 266543), (357, 203827), (663, 109753), (1547, 47037), (4641, 15679)]