207958170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{990277}}^1$

素因数の和:990294

約数の個数: 32

約数和(自身を含む): 570400128

約数和(自身を除く): 362441958

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 990277, 1980554, 2970831, 4951385, 5941662, 6931939, 9902770, 13863878, 14854155, 20795817, 29708310, 34659695, 41591634, 69319390, 103979085, 207958170]

約数ペア:

[(1, 207958170), (2, 103979085), (3, 69319390), (5, 41591634), (6, 34659695), (7, 29708310), (10, 20795817), (14, 14854155), (15, 13863878), (21, 9902770), (30, 6931939), (35, 5941662), (42, 4951385), (70, 2970831), (105, 1980554), (210, 990277)]