218270330

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{307423}}^1$

素因数の和:307501

約数の個数: 16

約数和(自身を含む): 398421504

約数和(自身を除く): 180151174

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 307423, 614846, 1537115, 3074230, 21827033, 43654066, 109135165, 218270330]

約数ペア:

[(1, 218270330), (2, 109135165), (5, 43654066), (10, 21827033), (71, 3074230), (142, 1537115), (355, 614846), (710, 307423)]