1645822071

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1195223}}^1$

素因数の和:1195252

約数の個数: 20

約数和(自身を含む): 2603197872

約数和(自身を除く): 957375801

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1195223, 3585669, 10757007, 20318791, 32271021, 60956373, 96813063, 182869119, 548607357, 1645822071]

約数ペア:

[(1, 1645822071), (3, 548607357), (9, 182869119), (17, 96813063), (27, 60956373), (51, 32271021), (81, 20318791), (153, 10757007), (459, 3585669), (1377, 1195223)]