67870257

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{248609}}^1$

素因数の和:248632

約数の個数: 16

約数和(自身を含む): 111377280

約数和(自身を除く): 43507023

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 248609, 745827, 1740263, 3231917, 5220789, 9695751, 22623419, 67870257]

約数ペア:

[(1, 67870257), (3, 22623419), (7, 9695751), (13, 5220789), (21, 3231917), (39, 1740263), (91, 745827), (273, 248609)]