28317564

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1727

約数の個数: 72

約数和(自身を含む): 79951872

約数和(自身を除く): 51634308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 1419, 1548, 1663, 1892, 2838, 3326, 4257, 4989, 5676, 6652, 8514, 9978, 14967, 17028, 18293, 19956, 29934, 36586, 54879, 59868, 71509, 73172, 109758, 143018, 164637, 214527, 219516, 286036, 329274, 429054, 643581, 658548, 786599, 858108, 1287162, 1573198, 2359797, 2574324, 3146396, 4719594, 7079391, 9439188, 14158782, 28317564]

約数ペア:

[(1, 28317564), (2, 14158782), (3, 9439188), (4, 7079391), (6, 4719594), (9, 3146396), (11, 2574324), (12, 2359797), (18, 1573198), (22, 1287162), (33, 858108), (36, 786599), (43, 658548), (44, 643581), (66, 429054), (86, 329274), (99, 286036), (129, 219516), (132, 214527), (172, 164637), (198, 143018), (258, 109758), (387, 73172), (396, 71509), (473, 59868), (516, 54879), (774, 36586), (946, 29934), (1419, 19956), (1548, 18293), (1663, 17028), (1892, 14967), (2838, 9978), (3326, 8514), (4257, 6652), (4989, 5676)]