28098590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{653}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 54716256

約数和(自身を除く): 26617666

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 331, 653, 662, 1306, 1655, 3265, 3310, 4303, 6530, 8489, 8606, 16978, 21515, 42445, 43030, 84890, 216143, 432286, 1080715, 2161430, 2809859, 5619718, 14049295, 28098590]

約数ペア:

[(1, 28098590), (2, 14049295), (5, 5619718), (10, 2809859), (13, 2161430), (26, 1080715), (65, 432286), (130, 216143), (331, 84890), (653, 43030), (662, 42445), (1306, 21515), (1655, 16978), (3265, 8606), (3310, 8489), (4303, 6530)]