13215477

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23557}}^1$

素因数の和:23588

約数の個数: 16

約数和(自身を含む): 20354112

約数和(自身を除く): 7138635

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 23557, 70671, 259127, 400469, 777381, 1201407, 4405159, 13215477]

約数ペア:

[(1, 13215477), (3, 4405159), (11, 1201407), (17, 777381), (33, 400469), (51, 259127), (187, 70671), (561, 23557)]