13451913

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{9769}}^1$

素因数の和:9798

約数の個数: 20

約数和(自身を含む): 21279060

約数和(自身を除く): 7827147

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 9769, 29307, 87921, 166073, 263763, 498219, 791289, 1494657, 4483971, 13451913]

約数ペア:

[(1, 13451913), (3, 4483971), (9, 1494657), (17, 791289), (27, 498219), (51, 263763), (81, 166073), (153, 87921), (459, 29307), (1377, 9769)]