12981129

素因数分解:

$3^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 20273760

約数和(自身を除く): 7292631

約数列:

[1, 3, 7, 21, 49, 147, 233, 379, 699, 1137, 1631, 2653, 4893, 7959, 11417, 18571, 34251, 55713, 88307, 264921, 618149, 1854447, 4327043, 12981129]

約数ペア:

[(1, 12981129), (3, 4327043), (7, 1854447), (21, 618149), (49, 264921), (147, 88307), (233, 55713), (379, 34251), (699, 18571), (1137, 11417), (1631, 7959), (2653, 4893)]