6984873

素因数分解:

$3^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 40

約数和(自身を含む): 12142592

約数和(自身を除く): 5157719

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 97, 127, 189, 291, 381, 567, 679, 873, 889, 1143, 2037, 2619, 2667, 3429, 6111, 7857, 8001, 10287, 12319, 18333, 24003, 36957, 54999, 72009, 86233, 110871, 258699, 332613, 776097, 997839, 2328291, 6984873]

約数ペア:

[(1, 6984873), (3, 2328291), (7, 997839), (9, 776097), (21, 332613), (27, 258699), (63, 110871), (81, 86233), (97, 72009), (127, 54999), (189, 36957), (291, 24003), (381, 18333), (567, 12319), (679, 10287), (873, 8001), (889, 7857), (1143, 6111), (2037, 3429), (2619, 2667)]