81465717

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{30139}}^1$

素因数の和:30212

約数の個数: 16

約数和(自身を含む): 117184320

約数和(自身を除く): 35718603

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 30139, 90417, 512363, 1537089, 1597367, 4792101, 27155239, 81465717]

約数ペア:

[(1, 81465717), (3, 27155239), (17, 4792101), (51, 1597367), (53, 1537089), (159, 512363), (901, 90417), (2703, 30139)]