28950978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{689309}}^1$

素因数の和:689321

約数の個数: 16

約数和(自身を含む): 66173760

約数和(自身を除く): 37222782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 689309, 1378618, 2067927, 4135854, 4825163, 9650326, 14475489, 28950978]

約数ペア:

[(1, 28950978), (2, 14475489), (3, 9650326), (6, 4825163), (7, 4135854), (14, 2067927), (21, 1378618), (42, 689309)]