64126845

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20071}}^1$

素因数の和:20153

約数の個数: 24

約数和(自身を含む): 112724352

約数和(自身を除く): 48597507

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 20071, 60213, 100355, 180639, 301065, 903195, 1425041, 4275123, 7125205, 12825369, 21375615, 64126845]

約数ペア:

[(1, 64126845), (3, 21375615), (5, 12825369), (9, 7125205), (15, 4275123), (45, 1425041), (71, 903195), (213, 301065), (355, 180639), (639, 100355), (1065, 60213), (3195, 20071)]