205015959

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{4951}}^1$

素因数の和:5107

約数の個数: 24

約数和(自身を含む): 305914752

約数和(自身を除く): 100898793

約数列:

[1, 3, 9, 43, 107, 129, 321, 387, 963, 4601, 4951, 13803, 14853, 41409, 44559, 212893, 529757, 638679, 1589271, 1916037, 4767813, 22779551, 68338653, 205015959]

約数ペア:

[(1, 205015959), (3, 68338653), (9, 22779551), (43, 4767813), (107, 1916037), (129, 1589271), (321, 638679), (387, 529757), (963, 212893), (4601, 44559), (4951, 41409), (13803, 14853)]