81971874

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3583}}^1$

素因数の和:3663

約数の個数: 48

約数和(自身を含む): 187858944

約数和(自身を除く): 105887070

約数列:

[1, 2, 3, 6, 9, 18, 31, 41, 62, 82, 93, 123, 186, 246, 279, 369, 558, 738, 1271, 2542, 3583, 3813, 7166, 7626, 10749, 11439, 21498, 22878, 32247, 64494, 111073, 146903, 222146, 293806, 333219, 440709, 666438, 881418, 999657, 1322127, 1999314, 2644254, 4553993, 9107986, 13661979, 27323958, 40985937, 81971874]

約数ペア:

[(1, 81971874), (2, 40985937), (3, 27323958), (6, 13661979), (9, 9107986), (18, 4553993), (31, 2644254), (41, 1999314), (62, 1322127), (82, 999657), (93, 881418), (123, 666438), (186, 440709), (246, 333219), (279, 293806), (369, 222146), (558, 146903), (738, 111073), (1271, 64494), (2542, 32247), (3583, 22878), (3813, 21498), (7166, 11439), (7626, 10749)]