9119990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4877}}^1$

素因数の和:4912

約数の個数: 32

約数和(自身を含む): 18965664

約数和(自身を除く): 9845674

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 4877, 9754, 24385, 48770, 53647, 82909, 107294, 165818, 268235, 414545, 536470, 829090, 911999, 1823998, 4559995, 9119990]

約数ペア:

[(1, 9119990), (2, 4559995), (5, 1823998), (10, 911999), (11, 829090), (17, 536470), (22, 414545), (34, 268235), (55, 165818), (85, 107294), (110, 82909), (170, 53647), (187, 48770), (374, 24385), (935, 9754), (1870, 4877)]