66099905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{6991}}^1$

素因数の和:7088

約数の個数: 16

約数和(自身を含む): 83232768

約数和(自身を除く): 17132863

約数列:

[1, 5, 31, 61, 155, 305, 1891, 6991, 9455, 34955, 216721, 426451, 1083605, 2132255, 13219981, 66099905]

約数ペア:

[(1, 66099905), (5, 13219981), (31, 2132255), (61, 1083605), (155, 426451), (305, 216721), (1891, 34955), (6991, 9455)]