18345790323

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{42283}}^1$

素因数の和:42464

約数の個数: 48

約数和(自身を含む): 31029014016

約数和(自身を除く): 12683223693

約数列:

[1, 3, 7, 9, 21, 63, 71, 97, 213, 291, 497, 639, 679, 873, 1491, 2037, 4473, 6111, 6887, 20661, 42283, 48209, 61983, 126849, 144627, 295981, 380547, 433881, 887943, 2663829, 3002093, 4101451, 9006279, 12304353, 21014651, 27018837, 28710157, 36913059, 63043953, 86130471, 189131859, 258391413, 291203021, 873609063, 2038421147, 2620827189, 6115263441, 18345790323]

約数ペア:

[(1, 18345790323), (3, 6115263441), (7, 2620827189), (9, 2038421147), (21, 873609063), (63, 291203021), (71, 258391413), (97, 189131859), (213, 86130471), (291, 63043953), (497, 36913059), (639, 28710157), (679, 27018837), (873, 21014651), (1491, 12304353), (2037, 9006279), (4473, 4101451), (6111, 3002093), (6887, 2663829), (20661, 887943), (42283, 433881), (48209, 380547), (61983, 295981), (126849, 144627)]