64736581

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17351}}^1$

素因数の和:17412

約数の個数: 16

約数和(自身を含む): 81623808

約数和(自身を除く): 16887227

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 17351, 121457, 225563, 711391, 1578941, 4979737, 9248083, 64736581]

約数ペア:

[(1, 64736581), (7, 9248083), (13, 4979737), (41, 1578941), (91, 711391), (287, 225563), (533, 121457), (3731, 17351)]