2660679

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 4436640

約数和(自身を除く): 1775961

約数列:

[1, 3, 7, 9, 21, 63, 157, 269, 471, 807, 1099, 1413, 1883, 2421, 3297, 5649, 9891, 16947, 42233, 126699, 295631, 380097, 886893, 2660679]

約数ペア:

[(1, 2660679), (3, 886893), (7, 380097), (9, 295631), (21, 126699), (63, 42233), (157, 16947), (269, 9891), (471, 5649), (807, 3297), (1099, 2421), (1413, 1883)]