129376521

素因数分解:

$3^4\times {\mathrm{347}}^1\times {\mathrm{4603}}^1$

素因数の和:4962

約数の個数: 20

約数和(自身を含む): 193865232

約数和(自身を除く): 64488711

約数列:

[1, 3, 9, 27, 81, 347, 1041, 3123, 4603, 9369, 13809, 28107, 41427, 124281, 372843, 1597241, 4791723, 14375169, 43125507, 129376521]

約数ペア:

[(1, 129376521), (3, 43125507), (9, 14375169), (27, 4791723), (81, 1597241), (347, 372843), (1041, 124281), (3123, 41427), (4603, 28107), (9369, 13809)]