2990347581

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{4967}}^1$

素因数の和:5385

約数の個数: 32

約数和(自身を含む): 4406814720

約数和(自身を除く): 1416467139

約数列:

[1, 3, 13, 39, 43, 129, 359, 559, 1077, 1677, 4667, 4967, 14001, 14901, 15437, 46311, 64571, 193713, 200681, 213581, 602043, 640743, 1783153, 2776553, 5349459, 8329659, 23180989, 69542967, 76675579, 230026737, 996782527, 2990347581]

約数ペア:

[(1, 2990347581), (3, 996782527), (13, 230026737), (39, 76675579), (43, 69542967), (129, 23180989), (359, 8329659), (559, 5349459), (1077, 2776553), (1677, 1783153), (4667, 640743), (4967, 602043), (14001, 213581), (14901, 200681), (15437, 193713), (46311, 64571)]