204829515

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 415876032

約数和(自身を除く): 211046517

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 101, 153, 165, 187, 241, 255, 303, 495, 505, 561, 723, 765, 909, 935, 1111, 1205, 1515, 1683, 1717, 2169, 2651, 2805, 3333, 3615, 4097, 4545, 5151, 5555, 7953, 8415, 8585, 9999, 10845, 12291, 13255, 15453, 16665, 18887, 20485, 23859, 24341, 25755, 36873, 39765, 45067, 49995, 56661, 61455, 73023, 77265, 94435, 119295, 121705, 135201, 169983, 184365, 219069, 225335, 267751, 283305, 365115, 405603, 413797, 676005, 803253, 849915, 1095345, 1241391, 1338755, 2028015, 2068985, 2409759, 3724173, 4016265, 4551767, 6206955, 12048795, 13655301, 18620865, 22758835, 40965903, 68276505, 204829515]

約数ペア:

[(1, 204829515), (3, 68276505), (5, 40965903), (9, 22758835), (11, 18620865), (15, 13655301), (17, 12048795), (33, 6206955), (45, 4551767), (51, 4016265), (55, 3724173), (85, 2409759), (99, 2068985), (101, 2028015), (153, 1338755), (165, 1241391), (187, 1095345), (241, 849915), (255, 803253), (303, 676005), (495, 413797), (505, 405603), (561, 365115), (723, 283305), (765, 267751), (909, 225335), (935, 219069), (1111, 184365), (1205, 169983), (1515, 135201), (1683, 121705), (1717, 119295), (2169, 94435), (2651, 77265), (2805, 73023), (3333, 61455), (3615, 56661), (4097, 49995), (4545, 45067), (5151, 39765), (5555, 36873), (7953, 25755), (8415, 24341), (8585, 23859), (9999, 20485), (10845, 18887), (12291, 16665), (13255, 15453)]