193777857

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1061}}^1$

素因数の和:1310

約数の個数: 48

約数和(自身を含む): 346364928

約数和(自身を除く): 152587071

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 223, 273, 669, 819, 1061, 1561, 2007, 2899, 3183, 4683, 7427, 8697, 9549, 13793, 14049, 20293, 22281, 26091, 41379, 60879, 66843, 96551, 124137, 182637, 236603, 289653, 709809, 868959, 1656221, 2129427, 3075839, 4968663, 9227517, 14905989, 21530873, 27682551, 64592619, 193777857]

約数ペア:

[(1, 193777857), (3, 64592619), (7, 27682551), (9, 21530873), (13, 14905989), (21, 9227517), (39, 4968663), (63, 3075839), (91, 2129427), (117, 1656221), (223, 868959), (273, 709809), (669, 289653), (819, 236603), (1061, 182637), (1561, 124137), (2007, 96551), (2899, 66843), (3183, 60879), (4683, 41379), (7427, 26091), (8697, 22281), (9549, 20293), (13793, 14049)]