28626993

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{13421}}^1$

素因数の和:13509

約数の個数: 16

約数和(自身を含む): 42950400

約数和(自身を除く): 14323407

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 13421, 40263, 120789, 362367, 1060259, 3180777, 9542331, 28626993]

約数ペア:

[(1, 28626993), (3, 9542331), (9, 3180777), (27, 1060259), (79, 362367), (237, 120789), (711, 40263), (2133, 13421)]