27688257

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{337}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 43804800

約数和(自身を除く): 16116543

約数列:

[1, 3, 9, 17, 27, 51, 153, 179, 337, 459, 537, 1011, 1611, 3033, 3043, 4833, 5729, 9099, 9129, 17187, 27387, 51561, 60323, 82161, 154683, 180969, 542907, 1025491, 1628721, 3076473, 9229419, 27688257]

約数ペア:

[(1, 27688257), (3, 9229419), (9, 3076473), (17, 1628721), (27, 1025491), (51, 542907), (153, 180969), (179, 154683), (337, 82161), (459, 60323), (537, 51561), (1011, 27387), (1611, 17187), (3033, 9129), (3043, 9099), (4833, 5729)]