81041148

素因数分解:

$2^2\times 3^4\times {\mathrm{389}}^1\times {\mathrm{643}}^1$

素因数の和:1048

約数の個数: 60

約数和(自身を含む): 212732520

約数和(自身を除く): 131691372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 389, 643, 778, 1167, 1286, 1556, 1929, 2334, 2572, 3501, 3858, 4668, 5787, 7002, 7716, 10503, 11574, 14004, 17361, 21006, 23148, 31509, 34722, 42012, 52083, 63018, 69444, 104166, 126036, 208332, 250127, 500254, 750381, 1000508, 1500762, 2251143, 3001524, 4502286, 6753429, 9004572, 13506858, 20260287, 27013716, 40520574, 81041148]

約数ペア:

[(1, 81041148), (2, 40520574), (3, 27013716), (4, 20260287), (6, 13506858), (9, 9004572), (12, 6753429), (18, 4502286), (27, 3001524), (36, 2251143), (54, 1500762), (81, 1000508), (108, 750381), (162, 500254), (324, 250127), (389, 208332), (643, 126036), (778, 104166), (1167, 69444), (1286, 63018), (1556, 52083), (1929, 42012), (2334, 34722), (2572, 31509), (3501, 23148), (3858, 21006), (4668, 17361), (5787, 14004), (7002, 11574), (7716, 10503)]