81885957

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{69809}}^1$

素因数の和:69852

約数の個数: 16

約数和(自身を含む): 120631680

約数和(自身を除く): 38745723

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 69809, 209427, 1186753, 1605607, 3560259, 4816821, 27295319, 81885957]

約数ペア:

[(1, 81885957), (3, 27295319), (17, 4816821), (23, 3560259), (51, 1605607), (69, 1186753), (391, 209427), (1173, 69809)]