64969665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{254783}}^1$

素因数の和:254808

約数の個数: 16

約数和(自身を含む): 110066688

約数和(自身を除く): 45097023

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 254783, 764349, 1273915, 3821745, 4331311, 12993933, 21656555, 64969665]

約数ペア:

[(1, 64969665), (3, 21656555), (5, 12993933), (15, 4331311), (17, 3821745), (51, 1273915), (85, 764349), (255, 254783)]