20151565

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25033}}^1$

素因数の和:25068

約数の個数: 16

約数和(自身を含む): 28839168

約数和(自身を除く): 8687603

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 25033, 125165, 175231, 575759, 876155, 2878795, 4030313, 20151565]

約数ペア:

[(1, 20151565), (5, 4030313), (7, 2878795), (23, 876155), (35, 575759), (115, 175231), (161, 125165), (805, 25033)]