3897905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 5151168

約数和(自身を除く): 1253263

約数列:

[1, 5, 11, 55, 131, 541, 655, 1441, 2705, 5951, 7205, 29755, 70871, 354355, 779581, 3897905]

約数ペア:

[(1, 3897905), (5, 779581), (11, 354355), (55, 70871), (131, 29755), (541, 7205), (655, 5951), (1441, 2705)]