628542719

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1\times {\mathrm{3221}}^1$

素因数の和:3746

約数の個数: 16

約数和(自身を含む): 731935296

約数和(自身を除く): 103392577

約数列:

[1, 7, 61, 427, 457, 3199, 3221, 22547, 27877, 195139, 196481, 1375367, 1471997, 10303979, 89791817, 628542719]

約数ペア:

[(1, 628542719), (7, 89791817), (61, 10303979), (427, 1471997), (457, 1375367), (3199, 196481), (3221, 195139), (22547, 27877)]