42787416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{991}}^1$

素因数の和:1264

約数の個数: 64

約数和(自身を含む): 122849280

約数和(自身を除く): 80061864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 257, 514, 771, 991, 1028, 1542, 1799, 1982, 2056, 2973, 3084, 3598, 3964, 5397, 5946, 6168, 6937, 7196, 7928, 10794, 11892, 13874, 14392, 20811, 21588, 23784, 27748, 41622, 43176, 55496, 83244, 166488, 254687, 509374, 764061, 1018748, 1528122, 1782809, 2037496, 3056244, 3565618, 5348427, 6112488, 7131236, 10696854, 14262472, 21393708, 42787416]

約数ペア:

[(1, 42787416), (2, 21393708), (3, 14262472), (4, 10696854), (6, 7131236), (7, 6112488), (8, 5348427), (12, 3565618), (14, 3056244), (21, 2037496), (24, 1782809), (28, 1528122), (42, 1018748), (56, 764061), (84, 509374), (168, 254687), (257, 166488), (514, 83244), (771, 55496), (991, 43176), (1028, 41622), (1542, 27748), (1799, 23784), (1982, 21588), (2056, 20811), (2973, 14392), (3084, 13874), (3598, 11892), (3964, 10794), (5397, 7928), (5946, 7196), (6168, 6937)]