28944621

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{7603}}^1$

素因数の和:7662

約数の個数: 20

約数和(自身を含む): 44164032

約数和(自身を除く): 15219411

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 7603, 22809, 68427, 205281, 357341, 615843, 1072023, 3216069, 9648207, 28944621]

約数ペア:

[(1, 28944621), (3, 9648207), (9, 3216069), (27, 1072023), (47, 615843), (81, 357341), (141, 205281), (423, 68427), (1269, 22809), (3807, 7603)]