219036393

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{15107}}^1$

素因数の和:15298

約数の個数: 20

約数和(自身を含む): 329052240

約数和(自身を除く): 110015847

約数列:

[1, 3, 9, 27, 81, 179, 537, 1611, 4833, 14499, 15107, 45321, 135963, 407889, 1223667, 2704153, 8112459, 24337377, 73012131, 219036393]

約数ペア:

[(1, 219036393), (3, 73012131), (9, 24337377), (27, 8112459), (81, 2704153), (179, 1223667), (537, 407889), (1611, 135963), (4833, 45321), (14499, 15107)]