28309516

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{172619}}^1$

素因数の和:172664

約数の個数: 12

約数和(自身を含む): 50750280

約数和(自身を除く): 22440764

約数列:

[1, 2, 4, 41, 82, 164, 172619, 345238, 690476, 7077379, 14154758, 28309516]

約数ペア:

[(1, 28309516), (2, 14154758), (4, 7077379), (41, 690476), (82, 345238), (164, 172619)]