648383710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{383659}}^1$

素因数の和:383692

約数の個数: 24

約数和(自身を含む): 1263776040

約数和(自身を除く): 615392330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 383659, 767318, 1918295, 3836590, 4987567, 9975134, 24937835, 49875670, 64838371, 129676742, 324191855, 648383710]

約数ペア:

[(1, 648383710), (2, 324191855), (5, 129676742), (10, 64838371), (13, 49875670), (26, 24937835), (65, 9975134), (130, 4987567), (169, 3836590), (338, 1918295), (845, 767318), (1690, 383659)]