51128805

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5351}}^1$

素因数の和:5386

約数の個数: 48

約数和(自身を含む): 102501504

約数和(自身を除く): 51372699

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 5351, 9555, 16053, 26755, 37457, 69563, 80265, 112371, 187285, 208689, 262199, 347815, 486941, 561855, 786597, 1043445, 1310995, 1460823, 2434705, 3408587, 3932985, 7304115, 10225761, 17042935, 51128805]

約数ペア:

[(1, 51128805), (3, 17042935), (5, 10225761), (7, 7304115), (13, 3932985), (15, 3408587), (21, 2434705), (35, 1460823), (39, 1310995), (49, 1043445), (65, 786597), (91, 561855), (105, 486941), (147, 347815), (195, 262199), (245, 208689), (273, 187285), (455, 112371), (637, 80265), (735, 69563), (1365, 37457), (1911, 26755), (3185, 16053), (5351, 9555)]