64921419

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{47147}}^1$

素因数の和:47176

約数の個数: 20

約数和(自身を含む): 102688344

約数和(自身を除く): 37766925

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 47147, 141441, 424323, 801499, 1272969, 2404497, 3818907, 7213491, 21640473, 64921419]

約数ペア:

[(1, 64921419), (3, 21640473), (9, 7213491), (17, 3818907), (27, 2404497), (51, 1272969), (81, 801499), (153, 424323), (459, 141441), (1377, 47147)]