157216631

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1123}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 188359920

約数和(自身を除く): 31143289

約数列:

[1, 11, 13, 89, 121, 143, 979, 1123, 1157, 1573, 10769, 12353, 12727, 14599, 99947, 135883, 139997, 160589, 1099417, 1299311, 1766479, 12093587, 14292421, 157216631]

約数ペア:

[(1, 157216631), (11, 14292421), (13, 12093587), (89, 1766479), (121, 1299311), (143, 1099417), (979, 160589), (1123, 139997), (1157, 135883), (1573, 99947), (10769, 14599), (12353, 12727)]