13265179991

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{34981}}^1$

素因数の和:35175

約数の個数: 24

約数和(自身を含む): 15792274080

約数和(自身を除く): 2527094089

約数列:

[1, 7, 49, 71, 109, 497, 763, 3479, 5341, 7739, 34981, 54173, 244867, 379211, 1714069, 2483651, 3812929, 17385557, 26690503, 121698899, 186833521, 270717959, 1895025713, 13265179991]

約数ペア:

[(1, 13265179991), (7, 1895025713), (49, 270717959), (71, 186833521), (109, 121698899), (497, 26690503), (763, 17385557), (3479, 3812929), (5341, 2483651), (7739, 1714069), (34981, 379211), (54173, 244867)]