639492087

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{12301}}^1$

素因数の和:12391

約数の個数: 32

約数和(自身を含む): 969988096

約数和(自身を除く): 330496009

約数列:

[1, 3, 13, 31, 39, 43, 93, 129, 403, 559, 1209, 1333, 1677, 3999, 12301, 17329, 36903, 51987, 159913, 381331, 479739, 528943, 1143993, 1586829, 4957303, 6876259, 14871909, 16397233, 20628777, 49191699, 213164029, 639492087]

約数ペア:

[(1, 639492087), (3, 213164029), (13, 49191699), (31, 20628777), (39, 16397233), (43, 14871909), (93, 6876259), (129, 4957303), (403, 1586829), (559, 1143993), (1209, 528943), (1333, 479739), (1677, 381331), (3999, 159913), (12301, 51987), (17329, 36903)]