16200723

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 28169856

約数和(自身を除く): 11969133

約数列:

[1, 3, 7, 11, 21, 33, 43, 49, 77, 129, 147, 231, 233, 301, 473, 539, 699, 903, 1419, 1617, 1631, 2107, 2563, 3311, 4893, 6321, 7689, 9933, 10019, 11417, 17941, 23177, 30057, 34251, 53823, 69531, 70133, 110209, 125587, 210399, 330627, 376761, 490931, 771463, 1472793, 2314389, 5400241, 16200723]

約数ペア:

[(1, 16200723), (3, 5400241), (7, 2314389), (11, 1472793), (21, 771463), (33, 490931), (43, 376761), (49, 330627), (77, 210399), (129, 125587), (147, 110209), (231, 70133), (233, 69531), (301, 53823), (473, 34251), (539, 30057), (699, 23177), (903, 17941), (1419, 11417), (1617, 10019), (1631, 9933), (2107, 7689), (2563, 6321), (3311, 4893)]