139021857

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 225131088

約数和(自身を除く): 86109231

約数列:

[1, 3, 9, 13, 39, 41, 73, 117, 123, 219, 369, 397, 533, 657, 949, 1191, 1599, 2847, 2993, 3573, 4797, 5161, 8541, 8979, 15483, 16277, 26937, 28981, 38909, 46449, 48831, 86943, 116727, 146493, 211601, 260829, 350181, 376753, 634803, 1130259, 1188221, 1904409, 3390777, 3564663, 10693989, 15446873, 46340619, 139021857]

約数ペア:

[(1, 139021857), (3, 46340619), (9, 15446873), (13, 10693989), (39, 3564663), (41, 3390777), (73, 1904409), (117, 1188221), (123, 1130259), (219, 634803), (369, 376753), (397, 350181), (533, 260829), (657, 211601), (949, 146493), (1191, 116727), (1599, 86943), (2847, 48831), (2993, 46449), (3573, 38909), (4797, 28981), (5161, 26937), (8541, 16277), (8979, 15483)]