80591517

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:455

約数の個数: 40

約数和(自身を含む): 126846720

約数和(自身を除く): 46255203

約数列:

[1, 3, 9, 23, 27, 69, 81, 181, 207, 239, 543, 621, 717, 1629, 1863, 2151, 4163, 4887, 5497, 6453, 12489, 14661, 16491, 19359, 37467, 43259, 49473, 112401, 129777, 148419, 337203, 389331, 445257, 994957, 1167993, 2984871, 3503979, 8954613, 26863839, 80591517]

約数ペア:

[(1, 80591517), (3, 26863839), (9, 8954613), (23, 3503979), (27, 2984871), (69, 1167993), (81, 994957), (181, 445257), (207, 389331), (239, 337203), (543, 148419), (621, 129777), (717, 112401), (1629, 49473), (1863, 43259), (2151, 37467), (4163, 19359), (4887, 16491), (5497, 14661), (6453, 12489)]