123126861

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7757}}^1$

素因数の和:7821

約数の個数: 32

約数和(自身を含む): 198108288

約数和(自身を除く): 74981427

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 407, 429, 481, 1221, 1443, 5291, 7757, 15873, 23271, 85327, 100841, 255981, 287009, 302523, 861027, 1109251, 3157099, 3327753, 3731117, 9471297, 11193351, 41042287, 123126861]

約数ペア:

[(1, 123126861), (3, 41042287), (11, 11193351), (13, 9471297), (33, 3731117), (37, 3327753), (39, 3157099), (111, 1109251), (143, 861027), (407, 302523), (429, 287009), (481, 255981), (1221, 100841), (1443, 85327), (5291, 23271), (7757, 15873)]