28311156741

素因数分解:

$3^1\times 7^2\times {\mathrm{1229}}^1\times {\mathrm{156707}}^1$

素因数の和:157953

約数の個数: 24

約数和(自身を含む): 43947191520

約数和(自身を除く): 15636034779

約数列:

[1, 3, 7, 21, 49, 147, 1229, 3687, 8603, 25809, 60221, 156707, 180663, 470121, 1096949, 3290847, 7678643, 23035929, 192592903, 577778709, 1348150321, 4044450963, 9437052247, 28311156741]

約数ペア:

[(1, 28311156741), (3, 9437052247), (7, 4044450963), (21, 1348150321), (49, 577778709), (147, 192592903), (1229, 23035929), (3687, 7678643), (8603, 3290847), (25809, 1096949), (60221, 470121), (156707, 180663)]