168420717

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{719}}^1\times {\mathrm{1531}}^1$

素因数の和:2273

約数の個数: 24

約数和(自身を含む): 258111360

約数和(自身を除く): 89690643

約数列:

[1, 3, 9, 17, 51, 153, 719, 1531, 2157, 4593, 6471, 12223, 13779, 26027, 36669, 78081, 110007, 234243, 1100789, 3302367, 9907101, 18713413, 56140239, 168420717]

約数ペア:

[(1, 168420717), (3, 56140239), (9, 18713413), (17, 9907101), (51, 3302367), (153, 1100789), (719, 234243), (1531, 110007), (2157, 78081), (4593, 36669), (6471, 26027), (12223, 13779)]