123427551

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{20959}}^1$

素因数の和:21126

約数の個数: 16

約数和(自身を含む): 178411520

約数和(自身を除く): 54983969

約数列:

[1, 3, 13, 39, 151, 453, 1963, 5889, 20959, 62877, 272467, 817401, 3164809, 9494427, 41142517, 123427551]

約数ペア:

[(1, 123427551), (3, 41142517), (13, 9494427), (39, 3164809), (151, 817401), (453, 272467), (1963, 62877), (5889, 20959)]