217434890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{530329}}^1$

素因数の和:530377

約数の個数: 16

約数和(自身を含む): 400929480

約数和(自身を除く): 183494590

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 530329, 1060658, 2651645, 5303290, 21743489, 43486978, 108717445, 217434890]

約数ペア:

[(1, 217434890), (2, 108717445), (5, 43486978), (10, 21743489), (41, 5303290), (82, 2651645), (205, 1060658), (410, 530329)]