201800781

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3571}}^1$

素因数の和:3623

約数の個数: 64

約数和(自身を含む): 384061440

約数和(自身を除く): 182260659

約数列:

[1, 3, 7, 9, 13, 21, 23, 27, 39, 63, 69, 91, 117, 161, 189, 207, 273, 299, 351, 483, 621, 819, 897, 1449, 2093, 2457, 2691, 3571, 4347, 6279, 8073, 10713, 18837, 24997, 32139, 46423, 56511, 74991, 82133, 96417, 139269, 224973, 246399, 324961, 417807, 574931, 674919, 739197, 974883, 1067729, 1253421, 1724793, 2217591, 2924649, 3203187, 5174379, 7474103, 8773947, 9609561, 15523137, 22422309, 28828683, 67266927, 201800781]

約数ペア:

[(1, 201800781), (3, 67266927), (7, 28828683), (9, 22422309), (13, 15523137), (21, 9609561), (23, 8773947), (27, 7474103), (39, 5174379), (63, 3203187), (69, 2924649), (91, 2217591), (117, 1724793), (161, 1253421), (189, 1067729), (207, 974883), (273, 739197), (299, 674919), (351, 574931), (483, 417807), (621, 324961), (819, 246399), (897, 224973), (1449, 139269), (2093, 96417), (2457, 82133), (2691, 74991), (3571, 56511), (4347, 46423), (6279, 32139), (8073, 24997), (10713, 18837)]