26957529

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19577}}^1$

素因数の和:19606

約数の個数: 20

約数和(自身を含む): 42640884

約数和(自身を除く): 15683355

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 19577, 58731, 176193, 332809, 528579, 998427, 1585737, 2995281, 8985843, 26957529]

約数ペア:

[(1, 26957529), (3, 8985843), (9, 2995281), (17, 1585737), (27, 998427), (51, 528579), (81, 332809), (153, 176193), (459, 58731), (1377, 19577)]