121081521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{647}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 181398528

約数和(自身を除く): 60317007

約数列:

[1, 3, 11, 33, 53, 107, 159, 321, 583, 647, 1177, 1749, 1941, 3531, 5671, 7117, 17013, 21351, 34291, 62381, 69229, 102873, 187143, 207687, 377201, 761519, 1131603, 2284557, 3669137, 11007411, 40360507, 121081521]

約数ペア:

[(1, 121081521), (3, 40360507), (11, 11007411), (33, 3669137), (53, 2284557), (107, 1131603), (159, 761519), (321, 377201), (583, 207687), (647, 187143), (1177, 102873), (1749, 69229), (1941, 62381), (3531, 34291), (5671, 21351), (7117, 17013)]