290855762

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{21683}}^1$

素因数の和:22057

約数の個数: 16

約数和(自身を含む): 460568160

約数和(自身を除く): 169712398

約数列:

[1, 2, 19, 38, 353, 706, 6707, 13414, 21683, 43366, 411977, 823954, 7654099, 15308198, 145427881, 290855762]

約数ペア:

[(1, 290855762), (2, 145427881), (19, 15308198), (38, 7654099), (353, 823954), (706, 411977), (6707, 43366), (13414, 21683)]