8144181

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{661}}^1$

素因数の和:741

約数の個数: 18

約数和(自身を含む): 12108642

約数和(自身を除く): 3964461

約数列:

[1, 3, 9, 37, 111, 333, 661, 1369, 1983, 4107, 5949, 12321, 24457, 73371, 220113, 904909, 2714727, 8144181]

約数ペア:

[(1, 8144181), (3, 2714727), (9, 904909), (37, 220113), (111, 73371), (333, 24457), (661, 12321), (1369, 5949), (1983, 4107)]