31947777

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23201}}^1$

素因数の和:23230

約数の個数: 20

約数和(自身を含む): 50533956

約数和(自身を除く): 18586179

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 23201, 69603, 208809, 394417, 626427, 1183251, 1879281, 3549753, 10649259, 31947777]

約数ペア:

[(1, 31947777), (3, 10649259), (9, 3549753), (17, 1879281), (27, 1183251), (51, 626427), (81, 394417), (153, 208809), (459, 69603), (1377, 23201)]