12381453

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1319}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 20592000

約数和(自身を除く): 8210547

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1319, 1341, 3129, 3957, 9233, 9387, 11871, 27699, 83097, 196531, 589593, 1375717, 1768779, 4127151, 12381453]

約数ペア:

[(1, 12381453), (3, 4127151), (7, 1768779), (9, 1375717), (21, 589593), (63, 196531), (149, 83097), (447, 27699), (1043, 11871), (1319, 9387), (1341, 9233), (3129, 3957)]