561305654

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{99487}}^1$

素因数の和:99540

約数の個数: 32

約数和(自身を含む): 1069694976

約数和(自身を除く): 508389322

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 99487, 198974, 696409, 1293331, 1392818, 2586662, 3084097, 6168194, 9053317, 18106634, 21588679, 40093261, 43177358, 80186522, 280652827, 561305654]

約数ペア:

[(1, 561305654), (2, 280652827), (7, 80186522), (13, 43177358), (14, 40093261), (26, 21588679), (31, 18106634), (62, 9053317), (91, 6168194), (182, 3084097), (217, 2586662), (403, 1392818), (434, 1293331), (806, 696409), (2821, 198974), (5642, 99487)]