129565863

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 221684736

約数和(自身を除く): 92118873

約数列:

[1, 3, 7, 9, 21, 41, 63, 103, 123, 287, 309, 369, 487, 721, 861, 927, 1461, 2163, 2583, 3409, 4223, 4383, 6489, 10227, 12669, 19967, 29561, 30681, 38007, 50161, 59901, 88683, 139769, 150483, 179703, 266049, 351127, 419307, 451449, 1053381, 1257921, 2056601, 3160143, 6169803, 14396207, 18509409, 43188621, 129565863]

約数ペア:

[(1, 129565863), (3, 43188621), (7, 18509409), (9, 14396207), (21, 6169803), (41, 3160143), (63, 2056601), (103, 1257921), (123, 1053381), (287, 451449), (309, 419307), (369, 351127), (487, 266049), (721, 179703), (861, 150483), (927, 139769), (1461, 88683), (2163, 59901), (2583, 50161), (3409, 38007), (4223, 30681), (4383, 29561), (6489, 19967), (10227, 12669)]