71184316

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 146990592

約数和(自身を除く): 75806276

約数列:

[1, 2, 4, 7, 14, 28, 61, 71, 122, 142, 244, 284, 427, 497, 587, 854, 994, 1174, 1708, 1988, 2348, 4109, 4331, 8218, 8662, 16436, 17324, 30317, 35807, 41677, 60634, 71614, 83354, 121268, 143228, 166708, 250649, 291739, 501298, 583478, 1002596, 1166956, 2542297, 5084594, 10169188, 17796079, 35592158, 71184316]

約数ペア:

[(1, 71184316), (2, 35592158), (4, 17796079), (7, 10169188), (14, 5084594), (28, 2542297), (61, 1166956), (71, 1002596), (122, 583478), (142, 501298), (244, 291739), (284, 250649), (427, 166708), (497, 143228), (587, 121268), (854, 83354), (994, 71614), (1174, 60634), (1708, 41677), (1988, 35807), (2348, 30317), (4109, 17324), (4331, 16436), (8218, 8662)]