189901251

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{9967}}^1$

素因数の和:10075

約数の個数: 24

約数和(自身を含む): 287676480

約数和(自身を除く): 97775229

約数列:

[1, 3, 9, 29, 73, 87, 219, 261, 657, 2117, 6351, 9967, 19053, 29901, 89703, 289043, 727591, 867129, 2182773, 2601387, 6548319, 21100139, 63300417, 189901251]

約数ペア:

[(1, 189901251), (3, 63300417), (9, 21100139), (29, 6548319), (73, 2601387), (87, 2182773), (219, 867129), (261, 727591), (657, 289043), (2117, 89703), (6351, 29901), (9967, 19053)]