505725561

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{12739}}^1$

素因数の和:13157

約数の個数: 24

約数和(自身を含む): 798950880

約数和(自身を除く): 293225319

約数列:

[1, 3, 9, 11, 33, 99, 401, 1203, 3609, 4411, 12739, 13233, 38217, 39699, 114651, 140129, 420387, 1261161, 5108339, 15325017, 45975051, 56191729, 168575187, 505725561]

約数ペア:

[(1, 505725561), (3, 168575187), (9, 56191729), (11, 45975051), (33, 15325017), (99, 5108339), (401, 1261161), (1203, 420387), (3609, 140129), (4411, 114651), (12739, 39699), (13233, 38217)]