51961581

素因数分解:

$3^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{811}}^1$

素因数の和:943

約数の個数: 40

約数和(自身を含む): 89605824

約数和(自身を除く): 37644243

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 113, 189, 339, 567, 791, 811, 1017, 2373, 2433, 3051, 5677, 7119, 7299, 9153, 17031, 21357, 21897, 51093, 64071, 65691, 91643, 153279, 274929, 459837, 641501, 824787, 1924503, 2474361, 5773509, 7423083, 17320527, 51961581]

約数ペア:

[(1, 51961581), (3, 17320527), (7, 7423083), (9, 5773509), (21, 2474361), (27, 1924503), (63, 824787), (81, 641501), (113, 459837), (189, 274929), (339, 153279), (567, 91643), (791, 65691), (811, 64071), (1017, 51093), (2373, 21897), (2433, 21357), (3051, 17031), (5677, 9153), (7119, 7299)]