256512438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{156601}}^1$

素因数の和:156629

約数の個数: 48

約数和(自身を含む): 684037536

約数和(自身を除く): 427525098

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 156601, 313202, 469803, 939606, 1096207, 1409409, 2035813, 2192414, 2818818, 3288621, 4071626, 6107439, 6577242, 9865863, 12214878, 14250691, 18322317, 19731726, 28501382, 36644634, 42752073, 85504146, 128256219, 256512438]

約数ペア:

[(1, 256512438), (2, 128256219), (3, 85504146), (6, 42752073), (7, 36644634), (9, 28501382), (13, 19731726), (14, 18322317), (18, 14250691), (21, 12214878), (26, 9865863), (39, 6577242), (42, 6107439), (63, 4071626), (78, 3288621), (91, 2818818), (117, 2192414), (126, 2035813), (182, 1409409), (234, 1096207), (273, 939606), (546, 469803), (819, 313202), (1638, 156601)]