202172679

素因数分解:

$3^4\times {\mathrm{1559}}^1\times {\mathrm{1601}}^1$

素因数の和:3172

約数の個数: 20

約数和(自身を含む): 302393520

約数和(自身を除く): 100220841

約数列:

[1, 3, 9, 27, 81, 1559, 1601, 4677, 4803, 14031, 14409, 42093, 43227, 126279, 129681, 2495959, 7487877, 22463631, 67390893, 202172679]

約数ペア:

[(1, 202172679), (3, 67390893), (9, 22463631), (27, 7487877), (81, 2495959), (1559, 129681), (1601, 126279), (4677, 43227), (4803, 42093), (14031, 14409)]