397443319

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{42403}}^1$

素因数の和:42526

約数の個数: 16

約数和(自身を含む): 493921792

約数和(自身を除く): 96478473

約数列:

[1, 7, 13, 91, 103, 721, 1339, 9373, 42403, 296821, 551239, 3858673, 4367509, 30572563, 56777617, 397443319]

約数ペア:

[(1, 397443319), (7, 56777617), (13, 30572563), (91, 4367509), (103, 3858673), (721, 551239), (1339, 296821), (9373, 42403)]