87986019

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{20353}}^1$

素因数の和:20498

約数の個数: 16

約数和(自身を含む): 128962944

約数和(自身を除く): 40976925

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 20353, 61059, 223883, 671649, 2666243, 7998729, 29328673, 87986019]

約数ペア:

[(1, 87986019), (3, 29328673), (11, 7998729), (33, 2666243), (131, 671649), (393, 223883), (1441, 61059), (4323, 20353)]