64139385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251527}}^1$

素因数の和:251552

約数の個数: 16

約数和(自身を含む): 108660096

約数和(自身を除く): 44520711

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 251527, 754581, 1257635, 3772905, 4275959, 12827877, 21379795, 64139385]

約数ペア:

[(1, 64139385), (3, 21379795), (5, 12827877), (15, 4275959), (17, 3772905), (51, 1257635), (85, 754581), (255, 251527)]