27668290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{643}}^1$

素因数の和:994

約数の個数: 32

約数和(自身を含む): 53879616

約数和(自身を除く): 26211326

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 331, 643, 662, 1286, 1655, 3215, 3310, 4303, 6430, 8359, 8606, 16718, 21515, 41795, 43030, 83590, 212833, 425666, 1064165, 2128330, 2766829, 5533658, 13834145, 27668290]

約数ペア:

[(1, 27668290), (2, 13834145), (5, 5533658), (10, 2766829), (13, 2128330), (26, 1064165), (65, 425666), (130, 212833), (331, 83590), (643, 43030), (662, 41795), (1286, 21515), (1655, 16718), (3215, 8606), (3310, 8359), (4303, 6430)]