129781232

素因数分解:

$2^4\times 7^1\times {\mathrm{1158761}}^1$

素因数の和:1158776

約数の個数: 20

約数和(自身を含む): 287372976

約数和(自身を除く): 157591744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1158761, 2317522, 4635044, 8111327, 9270088, 16222654, 18540176, 32445308, 64890616, 129781232]

約数ペア:

[(1, 129781232), (2, 64890616), (4, 32445308), (7, 18540176), (8, 16222654), (14, 9270088), (16, 8111327), (28, 4635044), (56, 2317522), (112, 1158761)]