8691381

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 13313664

約数和(自身を除く): 4622283

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 761, 1269, 2283, 3807, 6849, 11421, 20547, 35767, 61641, 107301, 184923, 321903, 965709, 2897127, 8691381]

約数ペア:

[(1, 8691381), (3, 2897127), (9, 965709), (27, 321903), (47, 184923), (81, 107301), (141, 61641), (243, 35767), (423, 20547), (761, 11421), (1269, 6849), (2283, 3807)]