290506149999

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1\times {\mathrm{9109}}^1$

素因数の和:10142

約数の個数: 80

約数和(自身を含む): 482970512640

約数和(自身を除く): 192464362641

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 279, 351, 403, 837, 977, 1053, 1209, 2511, 2931, 3627, 8793, 9109, 10881, 12701, 26379, 27327, 30287, 32643, 38103, 79137, 81981, 90861, 114309, 118417, 245943, 272583, 282379, 342927, 355251, 393731, 737829, 817749, 847137, 1028781, 1065753, 1181193, 2453247, 2541411, 3197259, 3543579, 3670927, 7624233, 8899493, 9591777, 10630737, 11012781, 22872699, 26698479, 31892211, 33038343, 80095437, 99115029, 115693409, 240286311, 275884283, 297345087, 347080227, 720858933, 827652849, 1041240681, 2482958547, 3123722043, 3586495679, 7448875641, 9371166129, 10759487037, 22346626923, 32278461111, 96835383333, 290506149999]

約数ペア:

[(1, 290506149999), (3, 96835383333), (9, 32278461111), (13, 22346626923), (27, 10759487037), (31, 9371166129), (39, 7448875641), (81, 3586495679), (93, 3123722043), (117, 2482958547), (279, 1041240681), (351, 827652849), (403, 720858933), (837, 347080227), (977, 297345087), (1053, 275884283), (1209, 240286311), (2511, 115693409), (2931, 99115029), (3627, 80095437), (8793, 33038343), (9109, 31892211), (10881, 26698479), (12701, 22872699), (26379, 11012781), (27327, 10630737), (30287, 9591777), (32643, 8899493), (38103, 7624233), (79137, 3670927), (81981, 3543579), (90861, 3197259), (114309, 2541411), (118417, 2453247), (245943, 1181193), (272583, 1065753), (282379, 1028781), (342927, 847137), (355251, 817749), (393731, 737829)]