1900874305

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{285631}}^1$

素因数の和:285669

約数の個数: 16

約数和(自身を含む): 2508991488

約数和(自身を除く): 608117183

約数列:

[1, 5, 11, 55, 121, 605, 1331, 6655, 285631, 1428155, 3141941, 15709705, 34561351, 172806755, 380174861, 1900874305]

約数ペア:

[(1, 1900874305), (5, 380174861), (11, 172806755), (55, 34561351), (121, 15709705), (605, 3141941), (1331, 1428155), (6655, 285631)]