157215771

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{2141}}^1$

素因数の和:2387

約数の個数: 24

約数和(自身を含む): 233906400

約数和(自身を除く): 76690629

約数列:

[1, 3, 9, 41, 123, 199, 369, 597, 1791, 2141, 6423, 8159, 19269, 24477, 73431, 87781, 263343, 426059, 790029, 1278177, 3834531, 17468419, 52405257, 157215771]

約数ペア:

[(1, 157215771), (3, 52405257), (9, 17468419), (41, 3834531), (123, 1278177), (199, 790029), (369, 426059), (597, 263343), (1791, 87781), (2141, 73431), (6423, 24477), (8159, 19269)]