51487268

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{13229}}^1$

素因数の和:13379

約数の個数: 24

約数和(自身を含む): 103723200

約数和(自身を除く): 52235932

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 13229, 26458, 52916, 92603, 185206, 370412, 1838831, 3677662, 7355324, 12871817, 25743634, 51487268]

約数ペア:

[(1, 51487268), (2, 25743634), (4, 12871817), (7, 7355324), (14, 3677662), (28, 1838831), (139, 370412), (278, 185206), (556, 92603), (973, 52916), (1946, 26458), (3892, 13229)]