72719911

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{439}}^1$

素因数の和:535

約数の個数: 18

約数和(自身を含む): 82337640

約数和(自身を除く): 9617729

約数列:

[1, 11, 37, 121, 407, 439, 1369, 4477, 4829, 15059, 16243, 53119, 165649, 178673, 600991, 1965403, 6610901, 72719911]

約数ペア:

[(1, 72719911), (11, 6610901), (37, 1965403), (121, 600991), (407, 178673), (439, 165649), (1369, 53119), (4477, 16243), (4829, 15059)]