28156780824

素因数分解:

$2^3\times 3^1\times {\mathrm{10781}}^1\times {\mathrm{108821}}^1$

素因数の和:119611

約数の個数: 32

約数和(自身を含む): 70399128240

約数和(自身を除く): 42242347416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 10781, 21562, 32343, 43124, 64686, 86248, 108821, 129372, 217642, 258744, 326463, 435284, 652926, 870568, 1305852, 2611704, 1173199201, 2346398402, 3519597603, 4692796804, 7039195206, 9385593608, 14078390412, 28156780824]

約数ペア:

[(1, 28156780824), (2, 14078390412), (3, 9385593608), (4, 7039195206), (6, 4692796804), (8, 3519597603), (12, 2346398402), (24, 1173199201), (10781, 2611704), (21562, 1305852), (32343, 870568), (43124, 652926), (64686, 435284), (86248, 326463), (108821, 258744), (129372, 217642)]