83871957

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 125346816

約数和(自身を除く): 41474859

約数列:

[1, 3, 13, 31, 39, 93, 173, 401, 403, 519, 1203, 1209, 2249, 5213, 5363, 6747, 12431, 15639, 16089, 37293, 69373, 69719, 161603, 208119, 209157, 484809, 901849, 2150563, 2705547, 6451689, 27957319, 83871957]

約数ペア:

[(1, 83871957), (3, 27957319), (13, 6451689), (31, 2705547), (39, 2150563), (93, 901849), (173, 484809), (401, 209157), (403, 208119), (519, 161603), (1203, 69719), (1209, 69373), (2249, 37293), (5213, 16089), (5363, 15639), (6747, 12431)]