231657321

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{937}}^1$

素因数の和:1201

約数の個数: 32

約数和(自身を含む): 361032448

約数和(自身を除く): 129375127

約数列:

[1, 3, 7, 21, 61, 183, 193, 427, 579, 937, 1281, 1351, 2811, 4053, 6559, 11773, 19677, 35319, 57157, 82411, 171471, 180841, 247233, 400099, 542523, 1200297, 1265887, 3797661, 11031301, 33093903, 77219107, 231657321]

約数ペア:

[(1, 231657321), (3, 77219107), (7, 33093903), (21, 11031301), (61, 3797661), (183, 1265887), (193, 1200297), (427, 542523), (579, 400099), (937, 247233), (1281, 180841), (1351, 171471), (2811, 82411), (4053, 57157), (6559, 35319), (11773, 19677)]