39886833

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{14281}}^1$

素因数の和:14317

約数の個数: 24

約数和(自身を含む): 65125920

約数和(自身を除く): 25239087

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 14281, 42843, 99967, 271339, 299901, 699769, 814017, 1899373, 2099307, 5698119, 13295611, 39886833]

約数ペア:

[(1, 39886833), (3, 13295611), (7, 5698119), (19, 2099307), (21, 1899373), (49, 814017), (57, 699769), (133, 299901), (147, 271339), (399, 99967), (931, 42843), (2793, 14281)]