668815059

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{607}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 985135104

約数和(自身を除く): 316320045

約数列:

[1, 3, 11, 33, 173, 193, 519, 579, 607, 1821, 1903, 2123, 5709, 6369, 6677, 20031, 33389, 100167, 105011, 117151, 315033, 351453, 367279, 1101837, 1155121, 1288661, 3465363, 3865983, 20267123, 60801369, 222938353, 668815059]

約数ペア:

[(1, 668815059), (3, 222938353), (11, 60801369), (33, 20267123), (173, 3865983), (193, 3465363), (519, 1288661), (579, 1155121), (607, 1101837), (1821, 367279), (1903, 351453), (2123, 315033), (5709, 117151), (6369, 105011), (6677, 100167), (20031, 33389)]