16768863

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{9001}}^1$

素因数の和:9036

約数の個数: 20

約数和(自身を含む): 26141808

約数和(自身を除く): 9372945

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 9001, 27003, 81009, 207023, 243027, 621069, 729081, 1863207, 5589621, 16768863]

約数ペア:

[(1, 16768863), (3, 5589621), (9, 1863207), (23, 729081), (27, 621069), (69, 243027), (81, 207023), (207, 81009), (621, 27003), (1863, 9001)]