64192915

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1\times {\mathrm{443}}^1$

素因数の和:918

約数の個数: 16

約数和(自身を含む): 78460128

約数和(自身を除く): 14267213

約数列:

[1, 5, 73, 365, 397, 443, 1985, 2215, 28981, 32339, 144905, 161695, 175871, 879355, 12838583, 64192915]

約数ペア:

[(1, 64192915), (5, 12838583), (73, 879355), (365, 175871), (397, 161695), (443, 144905), (1985, 32339), (2215, 28981)]