261468899

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 299719680

約数和(自身を除く): 38250781

約数列:

[1, 19, 23, 37, 103, 157, 437, 703, 851, 1957, 2369, 2983, 3611, 3811, 5809, 16169, 16171, 45011, 68609, 72409, 87653, 110371, 133607, 307249, 371933, 598327, 1665407, 2538533, 7066727, 11368213, 13761521, 261468899]

約数ペア:

[(1, 261468899), (19, 13761521), (23, 11368213), (37, 7066727), (103, 2538533), (157, 1665407), (437, 598327), (703, 371933), (851, 307249), (1957, 133607), (2369, 110371), (2983, 87653), (3611, 72409), (3811, 68609), (5809, 45011), (16169, 16171)]