28291212

素因数分解:

$2^2\times 3^2\times {\mathrm{719}}^1\times {\mathrm{1093}}^1$

素因数の和:1822

約数の個数: 36

約数和(自身を含む): 71678880

約数和(自身を除く): 43387668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 719, 1093, 1438, 2157, 2186, 2876, 3279, 4314, 4372, 6471, 6558, 8628, 9837, 12942, 13116, 19674, 25884, 39348, 785867, 1571734, 2357601, 3143468, 4715202, 7072803, 9430404, 14145606, 28291212]

約数ペア:

[(1, 28291212), (2, 14145606), (3, 9430404), (4, 7072803), (6, 4715202), (9, 3143468), (12, 2357601), (18, 1571734), (36, 785867), (719, 39348), (1093, 25884), (1438, 19674), (2157, 13116), (2186, 12942), (2876, 9837), (3279, 8628), (4314, 6558), (4372, 6471)]