290382057

素因数分解:

$3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 505128960

約数和(自身を除く): 214746903

約数列:

[1, 3, 7, 9, 21, 27, 63, 83, 107, 173, 189, 249, 321, 519, 581, 747, 749, 963, 1211, 1557, 1743, 2241, 2247, 2889, 3633, 4671, 5229, 6741, 8881, 10899, 14359, 15687, 18511, 20223, 26643, 32697, 43077, 55533, 62167, 79929, 100513, 129231, 129577, 166599, 186501, 239787, 301539, 387693, 388731, 499797, 559503, 904617, 1166193, 1536413, 1678509, 2713851, 3498579, 4609239, 10754891, 13827717, 32264673, 41483151, 96794019, 290382057]

約数ペア:

[(1, 290382057), (3, 96794019), (7, 41483151), (9, 32264673), (21, 13827717), (27, 10754891), (63, 4609239), (83, 3498579), (107, 2713851), (173, 1678509), (189, 1536413), (249, 1166193), (321, 904617), (519, 559503), (581, 499797), (747, 388731), (749, 387693), (963, 301539), (1211, 239787), (1557, 186501), (1743, 166599), (2241, 129577), (2247, 129231), (2889, 100513), (3633, 79929), (4671, 62167), (5229, 55533), (6741, 43077), (8881, 32697), (10899, 26643), (14359, 20223), (15687, 18511)]