28701832

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 55339200

約数和(自身を除く): 26637368

約数列:

[1, 2, 4, 8, 53, 106, 139, 212, 278, 424, 487, 556, 974, 1112, 1948, 3896, 7367, 14734, 25811, 29468, 51622, 58936, 67693, 103244, 135386, 206488, 270772, 541544, 3587729, 7175458, 14350916, 28701832]

約数ペア:

[(1, 28701832), (2, 14350916), (4, 7175458), (8, 3587729), (53, 541544), (106, 270772), (139, 206488), (212, 135386), (278, 103244), (424, 67693), (487, 58936), (556, 51622), (974, 29468), (1112, 25811), (1948, 14734), (3896, 7367)]