128528848

素因数分解:

$2^4\times 7^1\times {\mathrm{1147579}}^1$

素因数の和:1147594

約数の個数: 20

約数和(自身を含む): 284599840

約数和(自身を除く): 156070992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1147579, 2295158, 4590316, 8033053, 9180632, 16066106, 18361264, 32132212, 64264424, 128528848]

約数ペア:

[(1, 128528848), (2, 64264424), (4, 32132212), (7, 18361264), (8, 16066106), (14, 9180632), (16, 8033053), (28, 4590316), (56, 2295158), (112, 1147579)]