51634191

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^2\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 48

約数和(自身を含む): 85344000

約数和(自身を除く): 33709809

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 139, 147, 343, 361, 399, 417, 931, 973, 1029, 1083, 2527, 2641, 2793, 2919, 6517, 6811, 7581, 7923, 17689, 18487, 19551, 20433, 47677, 50179, 53067, 55461, 123823, 129409, 143031, 150537, 351253, 371469, 388227, 905863, 1053759, 2458771, 2717589, 7376313, 17211397, 51634191]

約数ペア:

[(1, 51634191), (3, 17211397), (7, 7376313), (19, 2717589), (21, 2458771), (49, 1053759), (57, 905863), (133, 388227), (139, 371469), (147, 351253), (343, 150537), (361, 143031), (399, 129409), (417, 123823), (931, 55461), (973, 53067), (1029, 50179), (1083, 47677), (2527, 20433), (2641, 19551), (2793, 18487), (2919, 17689), (6517, 7923), (6811, 7581)]