940491

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{683}}^1$

素因数の和:712

約数の個数: 20

約数和(自身を含む): 1489752

約数和(自身を除く): 549261

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 683, 1377, 2049, 6147, 11611, 18441, 34833, 55323, 104499, 313497, 940491]

約数ペア:

[(1, 940491), (3, 313497), (9, 104499), (17, 55323), (27, 34833), (51, 18441), (81, 11611), (153, 6147), (459, 2049), (683, 1377)]