28907910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{321199}}^1$

素因数の和:321212

約数の個数: 24

約数和(自身を含む): 75160800

約数和(自身を除く): 46252890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 321199, 642398, 963597, 1605995, 1927194, 2890791, 3211990, 4817985, 5781582, 9635970, 14453955, 28907910]

約数ペア:

[(1, 28907910), (2, 14453955), (3, 9635970), (5, 5781582), (6, 4817985), (9, 3211990), (10, 2890791), (15, 1927194), (18, 1605995), (30, 963597), (45, 642398), (90, 321199)]