8111421

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:670

約数の個数: 20

約数和(自身を含む): 12196800

約数和(自身を除く): 4085379

約数列:

[1, 3, 9, 27, 81, 239, 419, 717, 1257, 2151, 3771, 6453, 11313, 19359, 33939, 100141, 300423, 901269, 2703807, 8111421]

約数ペア:

[(1, 8111421), (3, 2703807), (9, 901269), (27, 300423), (81, 100141), (239, 33939), (419, 19359), (717, 11313), (1257, 6453), (2151, 3771)]