1561330576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{7506397}}^1$

素因数の和:7506418

約数の個数: 20

約数和(自身を含む): 3257776732

約数和(自身を除く): 1696446156

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 7506397, 15012794, 30025588, 60051176, 97583161, 120102352, 195166322, 390332644, 780665288, 1561330576]

約数ペア:

[(1, 1561330576), (2, 780665288), (4, 390332644), (8, 195166322), (13, 120102352), (16, 97583161), (26, 60051176), (52, 30025588), (104, 15012794), (208, 7506397)]