243219

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:290

約数の個数: 16

約数和(自身を含む): 362880

約数和(自身を除く): 119661

約数列:

[1, 3, 17, 19, 51, 57, 251, 323, 753, 969, 4267, 4769, 12801, 14307, 81073, 243219]

約数ペア:

[(1, 243219), (3, 81073), (17, 14307), (19, 12801), (51, 4769), (57, 4267), (251, 969), (323, 753)]