28013608

素因数分解:

$2^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1993}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 60298560

約数和(自身を除く): 32284952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 251, 502, 1004, 1757, 1993, 2008, 3514, 3986, 7028, 7972, 13951, 14056, 15944, 27902, 55804, 111608, 500243, 1000486, 2000972, 3501701, 4001944, 7003402, 14006804, 28013608]

約数ペア:

[(1, 28013608), (2, 14006804), (4, 7003402), (7, 4001944), (8, 3501701), (14, 2000972), (28, 1000486), (56, 500243), (251, 111608), (502, 55804), (1004, 27902), (1757, 15944), (1993, 14056), (2008, 13951), (3514, 7972), (3986, 7028)]