720159

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 1061760

約数和(自身を除く): 341601

約数列:

[1, 3, 11, 33, 139, 157, 417, 471, 1529, 1727, 4587, 5181, 21823, 65469, 240053, 720159]

約数ペア:

[(1, 720159), (3, 240053), (11, 65469), (33, 21823), (139, 5181), (157, 4587), (417, 1727), (471, 1529)]