1983359

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 16

約数和(自身を含む): 2408448

約数和(自身を除く): 425089

約数列:

[1, 7, 23, 97, 127, 161, 679, 889, 2231, 2921, 12319, 15617, 20447, 86233, 283337, 1983359]

約数ペア:

[(1, 1983359), (7, 283337), (23, 86233), (97, 20447), (127, 15617), (161, 12319), (679, 2921), (889, 2231)]