201048905

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1\times {\mathrm{653}}^1$

素因数の和:1240

約数の個数: 16

約数和(自身を含む): 243915840

約数和(自身を除く): 42866935

約数列:

[1, 5, 139, 443, 653, 695, 2215, 3265, 61577, 90767, 289279, 307885, 453835, 1446395, 40209781, 201048905]

約数ペア:

[(1, 201048905), (5, 40209781), (139, 1446395), (443, 453835), (653, 307885), (695, 289279), (2215, 90767), (3265, 61577)]