78877809

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1181}}^1$

素因数の和:1409

約数の個数: 24

約数和(自身を含む): 117457704

約数和(自身を除く): 38579895

約数列:

[1, 3, 9, 41, 123, 181, 369, 543, 1181, 1629, 3543, 7421, 10629, 22263, 48421, 66789, 145263, 213761, 435789, 641283, 1923849, 8764201, 26292603, 78877809]

約数ペア:

[(1, 78877809), (3, 26292603), (9, 8764201), (41, 1923849), (123, 641283), (181, 435789), (369, 213761), (543, 145263), (1181, 66789), (1629, 48421), (3543, 22263), (7421, 10629)]