66104667

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{42953}}^1$

素因数の和:42984

約数の個数: 20

約数和(自身を含む): 103948680

約数和(自身を除く): 37844013

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 42953, 128859, 386577, 816107, 1159731, 2448321, 3479193, 7344963, 22034889, 66104667]

約数ペア:

[(1, 66104667), (3, 22034889), (9, 7344963), (19, 3479193), (27, 2448321), (57, 1159731), (81, 816107), (171, 386577), (513, 128859), (1539, 42953)]