215540874

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{144271}}^1$

素因数の和:144362

約数の個数: 24

約数和(自身を含む): 472635072

約数和(自身を除く): 257094198

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 144271, 288542, 432813, 865626, 1298439, 2596878, 11974493, 23948986, 35923479, 71846958, 107770437, 215540874]

約数ペア:

[(1, 215540874), (2, 107770437), (3, 71846958), (6, 35923479), (9, 23948986), (18, 11974493), (83, 2596878), (166, 1298439), (249, 865626), (498, 432813), (747, 288542), (1494, 144271)]