200020671

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{12409}}^1$

素因数の和:12620

約数の個数: 20

約数和(自身を含む): 300322000

約数和(自身を除く): 100301329

約数列:

[1, 3, 9, 27, 81, 199, 597, 1791, 5373, 12409, 16119, 37227, 111681, 335043, 1005129, 2469391, 7408173, 22224519, 66673557, 200020671]

約数ペア:

[(1, 200020671), (3, 66673557), (9, 22224519), (27, 7408173), (81, 2469391), (199, 1005129), (597, 335043), (1791, 111681), (5373, 37227), (12409, 16119)]