31003430

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{72101}}^1$

素因数の和:72151

約数の個数: 16

約数和(自身を含む): 57104784

約数和(自身を除く): 26101354

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 72101, 144202, 360505, 721010, 3100343, 6200686, 15501715, 31003430]

約数ペア:

[(1, 31003430), (2, 15501715), (5, 6200686), (10, 3100343), (43, 721010), (86, 360505), (215, 144202), (430, 72101)]