222908259

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7963}}^1$

素因数の和:8047

約数の個数: 32

約数和(自身を含む): 358825984

約数和(自身を除く): 135917725

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 651, 903, 1333, 3999, 7963, 9331, 23889, 27993, 55741, 167223, 246853, 342409, 740559, 1027227, 1727971, 2396863, 5183913, 7190589, 10614679, 31844037, 74302753, 222908259]

約数ペア:

[(1, 222908259), (3, 74302753), (7, 31844037), (21, 10614679), (31, 7190589), (43, 5183913), (93, 2396863), (129, 1727971), (217, 1027227), (301, 740559), (651, 342409), (903, 246853), (1333, 167223), (3999, 55741), (7963, 27993), (9331, 23889)]