7864794

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:300

約数の個数: 72

約数和(自身を含む): 20442708

約数和(自身を除く): 12577914

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 49, 63, 74, 98, 111, 126, 147, 222, 241, 259, 294, 333, 441, 482, 518, 666, 723, 777, 882, 1446, 1554, 1687, 1813, 2169, 2331, 3374, 3626, 4338, 4662, 5061, 5439, 8917, 10122, 10878, 11809, 15183, 16317, 17834, 23618, 26751, 30366, 32634, 35427, 53502, 62419, 70854, 80253, 106281, 124838, 160506, 187257, 212562, 374514, 436933, 561771, 873866, 1123542, 1310799, 2621598, 3932397, 7864794]

約数ペア:

[(1, 7864794), (2, 3932397), (3, 2621598), (6, 1310799), (7, 1123542), (9, 873866), (14, 561771), (18, 436933), (21, 374514), (37, 212562), (42, 187257), (49, 160506), (63, 124838), (74, 106281), (98, 80253), (111, 70854), (126, 62419), (147, 53502), (222, 35427), (241, 32634), (259, 30366), (294, 26751), (333, 23618), (441, 17834), (482, 16317), (518, 15183), (666, 11809), (723, 10878), (777, 10122), (882, 8917), (1446, 5439), (1554, 5061), (1687, 4662), (1813, 4338), (2169, 3626), (2331, 3374)]