7470981

素因数分解:

$3^3\times 7^2\times {\mathrm{5647}}^1$

素因数の和:5670

約数の個数: 24

約数和(自身を含む): 12877440

約数和(自身を除く): 5406459

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 5647, 16941, 39529, 50823, 118587, 152469, 276703, 355761, 830109, 1067283, 2490327, 7470981]

約数ペア:

[(1, 7470981), (3, 2490327), (7, 1067283), (9, 830109), (21, 355761), (27, 276703), (49, 152469), (63, 118587), (147, 50823), (189, 39529), (441, 16941), (1323, 5647)]