207091311

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2903}}^1$

素因数の和:3035

約数の個数: 32

約数和(自身を含む): 327106560

約数和(自身を除く): 120015249

約数列:

[1, 3, 7, 21, 43, 79, 129, 237, 301, 553, 903, 1659, 2903, 3397, 8709, 10191, 20321, 23779, 60963, 71337, 124829, 229337, 374487, 688011, 873803, 1605359, 2621409, 4816077, 9861491, 29584473, 69030437, 207091311]

約数ペア:

[(1, 207091311), (3, 69030437), (7, 29584473), (21, 9861491), (43, 4816077), (79, 2621409), (129, 1605359), (237, 873803), (301, 688011), (553, 374487), (903, 229337), (1659, 124829), (2903, 71337), (3397, 60963), (8709, 23779), (10191, 20321)]