30656961

素因数分解:

$3^4\times {\mathrm{461}}^1\times {\mathrm{821}}^1$

素因数の和:1294

約数の個数: 20

約数和(自身を含む): 45951444

約数和(自身を除く): 15294483

約数列:

[1, 3, 9, 27, 81, 461, 821, 1383, 2463, 4149, 7389, 12447, 22167, 37341, 66501, 378481, 1135443, 3406329, 10218987, 30656961]

約数ペア:

[(1, 30656961), (3, 10218987), (9, 3406329), (27, 1135443), (81, 378481), (461, 66501), (821, 37341), (1383, 22167), (2463, 12447), (4149, 7389)]