245666988

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{139267}}^1$

素因数の和:139291

約数の個数: 54

約数和(自身を含む): 722383116

約数和(自身を除く): 476716128

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 139267, 278534, 417801, 557068, 835602, 974869, 1253403, 1671204, 1949738, 2506806, 2924607, 3899476, 5013612, 5849214, 6824083, 8773821, 11698428, 13648166, 17547642, 20472249, 27296332, 35095284, 40944498, 61416747, 81888996, 122833494, 245666988]

約数ペア:

[(1, 245666988), (2, 122833494), (3, 81888996), (4, 61416747), (6, 40944498), (7, 35095284), (9, 27296332), (12, 20472249), (14, 17547642), (18, 13648166), (21, 11698428), (28, 8773821), (36, 6824083), (42, 5849214), (49, 5013612), (63, 3899476), (84, 2924607), (98, 2506806), (126, 1949738), (147, 1671204), (196, 1253403), (252, 974869), (294, 835602), (441, 557068), (588, 417801), (882, 278534), (1764, 139267)]