31724392

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 71245440

約数和(自身を除く): 39521048

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 61, 74, 122, 148, 244, 251, 259, 296, 427, 488, 502, 518, 854, 1004, 1036, 1708, 1757, 2008, 2072, 2257, 3416, 3514, 4514, 7028, 9028, 9287, 14056, 15311, 15799, 18056, 18574, 30622, 31598, 37148, 61244, 63196, 65009, 74296, 107177, 122488, 126392, 130018, 214354, 260036, 428708, 520072, 566507, 857416, 1133014, 2266028, 3965549, 4532056, 7931098, 15862196, 31724392]

約数ペア:

[(1, 31724392), (2, 15862196), (4, 7931098), (7, 4532056), (8, 3965549), (14, 2266028), (28, 1133014), (37, 857416), (56, 566507), (61, 520072), (74, 428708), (122, 260036), (148, 214354), (244, 130018), (251, 126392), (259, 122488), (296, 107177), (427, 74296), (488, 65009), (502, 63196), (518, 61244), (854, 37148), (1004, 31598), (1036, 30622), (1708, 18574), (1757, 18056), (2008, 15799), (2072, 15311), (2257, 14056), (3416, 9287), (3514, 9028), (4514, 7028)]