16687269

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{19937}}^1$

素因数の和:19977

約数の個数: 16

約数和(自身を含む): 25520640

約数和(自身を除く): 8833371

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 19937, 59811, 179433, 538299, 618047, 1854141, 5562423, 16687269]

約数ペア:

[(1, 16687269), (3, 5562423), (9, 1854141), (27, 618047), (31, 538299), (93, 179433), (279, 59811), (837, 19937)]