1222989

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 16

約数和(自身を含む): 1708224

約数和(自身を除く): 485235

約数列:

[1, 3, 41, 61, 123, 163, 183, 489, 2501, 6683, 7503, 9943, 20049, 29829, 407663, 1222989]

約数ペア:

[(1, 1222989), (3, 407663), (41, 29829), (61, 20049), (123, 9943), (163, 7503), (183, 6683), (489, 2501)]