217437790

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{94951}}^1$

素因数の和:95187

約数の個数: 16

約数和(自身を含む): 393101280

約数和(自身を除く): 175663490

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 94951, 189902, 474755, 949510, 21743779, 43487558, 108718895, 217437790]

約数ペア:

[(1, 217437790), (2, 108718895), (5, 43487558), (10, 21743779), (229, 949510), (458, 474755), (1145, 189902), (2290, 94951)]