81262467

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1619}}^1$

素因数の和:1665

約数の個数: 48

約数和(自身を含む): 142300800

約数和(自身を除く): 61038333

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 169, 297, 351, 429, 507, 1287, 1521, 1619, 1859, 3861, 4563, 4857, 5577, 14571, 16731, 17809, 21047, 43713, 50193, 53427, 63141, 160281, 189423, 231517, 273611, 480843, 568269, 694551, 820833, 2083653, 2462499, 3009721, 6250959, 7387497, 9029163, 27087489, 81262467]

約数ペア:

[(1, 81262467), (3, 27087489), (9, 9029163), (11, 7387497), (13, 6250959), (27, 3009721), (33, 2462499), (39, 2083653), (99, 820833), (117, 694551), (143, 568269), (169, 480843), (297, 273611), (351, 231517), (429, 189423), (507, 160281), (1287, 63141), (1521, 53427), (1619, 50193), (1859, 43713), (3861, 21047), (4563, 17809), (4857, 16731), (5577, 14571)]