266656239

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{210131}}^1$

素因数の和:210187

約数の個数: 16

約数和(自身を含む): 403453440

約数和(自身を除く): 136797201

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 210131, 630393, 1891179, 5673537, 9876157, 29628471, 88885413, 266656239]

約数ペア:

[(1, 266656239), (3, 88885413), (9, 29628471), (27, 9876157), (47, 5673537), (141, 1891179), (423, 630393), (1269, 210131)]