28394008

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{401}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 54704160

約数和(自身を除く): 26310152

約数列:

[1, 2, 4, 8, 53, 106, 167, 212, 334, 401, 424, 668, 802, 1336, 1604, 3208, 8851, 17702, 21253, 35404, 42506, 66967, 70808, 85012, 133934, 170024, 267868, 535736, 3549251, 7098502, 14197004, 28394008]

約数ペア:

[(1, 28394008), (2, 14197004), (4, 7098502), (8, 3549251), (53, 535736), (106, 267868), (167, 170024), (212, 133934), (334, 85012), (401, 70808), (424, 66967), (668, 42506), (802, 35404), (1336, 21253), (1604, 17702), (3208, 8851)]