217442870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{749803}}^1$

素因数の和:749839

約数の個数: 16

約数和(自身を含む): 404894160

約数和(自身を除く): 187451290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 749803, 1499606, 3749015, 7498030, 21744287, 43488574, 108721435, 217442870]

約数ペア:

[(1, 217442870), (2, 108721435), (5, 43488574), (10, 21744287), (29, 7498030), (58, 3749015), (145, 1499606), (290, 749803)]