81669597

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{19973}}^1$

素因数の和:20052

約数の個数: 16

約数和(自身を含む): 115050240

約数和(自身を除く): 33380643

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 19973, 59919, 579217, 938731, 1737651, 2816193, 27223199, 81669597]

約数ペア:

[(1, 81669597), (3, 27223199), (29, 2816193), (47, 1737651), (87, 938731), (141, 579217), (1363, 59919), (4089, 19973)]