13210857

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{14827}}^1$

素因数の和:14850

約数の個数: 20

約数和(自身を含む): 21530256

約数和(自身を除く): 8319399

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 14827, 44481, 133443, 163097, 400329, 489291, 1200987, 1467873, 4403619, 13210857]

約数ペア:

[(1, 13210857), (3, 4403619), (9, 1467873), (11, 1200987), (27, 489291), (33, 400329), (81, 163097), (99, 133443), (297, 44481), (891, 14827)]