315333

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:258

約数の個数: 20

約数和(自身を含む): 500940

約数和(自身を除く): 185607

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 229, 459, 687, 1377, 2061, 3893, 6183, 11679, 18549, 35037, 105111, 315333]

約数ペア:

[(1, 315333), (3, 105111), (9, 35037), (17, 18549), (27, 11679), (51, 6183), (81, 3893), (153, 2061), (229, 1377), (459, 687)]