13220577

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{9601}}^1$

素因数の和:9630

約数の個数: 20

約数和(自身を含む): 20913156

約数和(自身を除く): 7692579

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 9601, 28803, 86409, 163217, 259227, 489651, 777681, 1468953, 4406859, 13220577]

約数ペア:

[(1, 13220577), (3, 4406859), (9, 1468953), (17, 777681), (27, 489651), (51, 259227), (81, 163217), (153, 86409), (459, 28803), (1377, 9601)]