208575155

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{42179}}^1$

素因数の和:42250

約数の個数: 16

約数和(自身を含む): 267252480

約数和(自身を除く): 58677325

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 42179, 210895, 970117, 1813697, 4850585, 9068485, 41715031, 208575155]

約数ペア:

[(1, 208575155), (5, 41715031), (23, 9068485), (43, 4850585), (115, 1813697), (215, 970117), (989, 210895), (4945, 42179)]