66770406

素因数分解:

$2^1\times 3^4\times {\mathrm{641}}^1\times {\mathrm{643}}^1$

素因数の和:1298

約数の個数: 40

約数和(自身を含む): 150081624

約数和(自身を除く): 83311218

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 641, 643, 1282, 1286, 1923, 1929, 3846, 3858, 5769, 5787, 11538, 11574, 17307, 17361, 34614, 34722, 51921, 52083, 103842, 104166, 412163, 824326, 1236489, 2472978, 3709467, 7418934, 11128401, 22256802, 33385203, 66770406]

約数ペア:

[(1, 66770406), (2, 33385203), (3, 22256802), (6, 11128401), (9, 7418934), (18, 3709467), (27, 2472978), (54, 1236489), (81, 824326), (162, 412163), (641, 104166), (643, 103842), (1282, 52083), (1286, 51921), (1923, 34722), (1929, 34614), (3846, 17361), (3858, 17307), (5769, 11574), (5787, 11538)]