81313473

素因数分解:

$3^1\times {\mathrm{43}}^2\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 112853088

約数和(自身を除く): 31539615

約数列:

[1, 3, 43, 107, 129, 137, 321, 411, 1849, 4601, 5547, 5891, 13803, 14659, 17673, 43977, 197843, 253313, 593529, 630337, 759939, 1891011, 27104491, 81313473]

約数ペア:

[(1, 81313473), (3, 27104491), (43, 1891011), (107, 759939), (129, 630337), (137, 593529), (321, 253313), (411, 197843), (1849, 43977), (4601, 17673), (5547, 14659), (5891, 13803)]