20161251

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{67883}}^1$

素因数の和:67903

約数の個数: 16

約数和(自身を含む): 32584320

約数和(自身を除く): 12423069

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 67883, 203649, 610947, 746713, 1832841, 2240139, 6720417, 20161251]

約数ペア:

[(1, 20161251), (3, 6720417), (9, 2240139), (11, 1832841), (27, 746713), (33, 610947), (99, 203649), (297, 67883)]