61980044

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{21491}}^1$

素因数の和:21605

約数の個数: 24

約数和(自身を含む): 125169408

約数和(自身を除く): 63189364

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 21491, 42982, 85964, 150437, 300874, 601748, 2213573, 4427146, 8854292, 15495011, 30990022, 61980044]

約数ペア:

[(1, 61980044), (2, 30990022), (4, 15495011), (7, 8854292), (14, 4427146), (28, 2213573), (103, 601748), (206, 300874), (412, 150437), (721, 85964), (1442, 42982), (2884, 21491)]