31221708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{757}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 83537664

約数和(自身を除く): 52315956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 491, 757, 982, 1473, 1514, 1964, 2271, 2946, 3028, 3437, 4542, 5299, 5892, 6874, 9084, 10311, 10598, 13748, 15897, 20622, 21196, 31794, 41244, 63588, 371687, 743374, 1115061, 1486748, 2230122, 2601809, 4460244, 5203618, 7805427, 10407236, 15610854, 31221708]

約数ペア:

[(1, 31221708), (2, 15610854), (3, 10407236), (4, 7805427), (6, 5203618), (7, 4460244), (12, 2601809), (14, 2230122), (21, 1486748), (28, 1115061), (42, 743374), (84, 371687), (491, 63588), (757, 41244), (982, 31794), (1473, 21196), (1514, 20622), (1964, 15897), (2271, 13748), (2946, 10598), (3028, 10311), (3437, 9084), (4542, 6874), (5299, 5892)]