315899919

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{13879}}^1$

素因数の和:14172

約数の個数: 20

約数和(自身を含む): 473613360

約数和(自身を除く): 157713441

約数列:

[1, 3, 9, 27, 81, 281, 843, 2529, 7587, 13879, 22761, 41637, 124911, 374733, 1124199, 3899999, 11699997, 35099991, 105299973, 315899919]

約数ペア:

[(1, 315899919), (3, 105299973), (9, 35099991), (27, 11699997), (81, 3899999), (281, 1124199), (843, 374733), (2529, 124911), (7587, 41637), (13879, 22761)]