279227521

素因数分解:

${\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{1367}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 297851904

約数和(自身を除く): 18624383

約数列:

[1, 23, 83, 107, 1367, 1909, 2461, 8881, 31441, 113461, 146269, 204263, 2609603, 3364187, 12140327, 279227521]

約数ペア:

[(1, 279227521), (23, 12140327), (83, 3364187), (107, 2609603), (1367, 204263), (1909, 146269), (2461, 113461), (8881, 31441)]