265205967

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{400009}}^1$

素因数の和:400042

約数の個数: 16

約数和(自身を含む): 403210080

約数和(自身を除く): 138004113

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 400009, 1200027, 5200117, 6800153, 15600351, 20400459, 88401989, 265205967]

約数ペア:

[(1, 265205967), (3, 88401989), (13, 20400459), (17, 15600351), (39, 6800153), (51, 5200117), (221, 1200027), (663, 400009)]