109908009

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{79817}}^1$

素因数の和:79846

約数の個数: 20

約数和(自身を含む): 173843604

約数和(自身を除く): 63935595

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 79817, 239451, 718353, 1356889, 2155059, 4070667, 6465177, 12212001, 36636003, 109908009]

約数ペア:

[(1, 109908009), (3, 36636003), (9, 12212001), (17, 6465177), (27, 4070667), (51, 2155059), (81, 1356889), (153, 718353), (459, 239451), (1377, 79817)]