156618215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{2539}}^1$

素因数の和:2643

約数の個数: 24

約数和(自身を含む): 206380080

約数和(自身を除く): 49761865

約数列:

[1, 5, 13, 65, 73, 169, 365, 845, 949, 2539, 4745, 12337, 12695, 33007, 61685, 165035, 185347, 429091, 926735, 2145455, 2409511, 12047555, 31323643, 156618215]

約数ペア:

[(1, 156618215), (5, 31323643), (13, 12047555), (65, 2409511), (73, 2145455), (169, 926735), (365, 429091), (845, 185347), (949, 165035), (2539, 61685), (4745, 33007), (12337, 12695)]