81340051

素因数分解:

${\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:678

約数の個数: 16

約数和(自身を含む): 89258400

約数和(自身を除く): 7918349

約数列:

[1, 13, 109, 137, 419, 1417, 1781, 5447, 14933, 45671, 57403, 194129, 593723, 746239, 6256927, 81340051]

約数ペア:

[(1, 81340051), (13, 6256927), (109, 746239), (137, 593723), (419, 194129), (1417, 57403), (1781, 45671), (5447, 14933)]