64393281

素因数分解:

$3^2\times {\mathrm{179}}^1\times {\mathrm{39971}}^1$

素因数の和:40156

約数の個数: 12

約数和(自身を含む): 93534480

約数和(自身を除く): 29141199

約数列:

[1, 3, 9, 179, 537, 1611, 39971, 119913, 359739, 7154809, 21464427, 64393281]

約数ペア:

[(1, 64393281), (3, 21464427), (9, 7154809), (179, 359739), (537, 119913), (1611, 39971)]