77677281

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{71329}}^1$

素因数の和:71357

約数の個数: 18

約数和(自身を含む): 123329570

約数和(自身を除く): 45652289

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 71329, 213987, 641961, 784619, 2353857, 7061571, 8630809, 25892427, 77677281]

約数ペア:

[(1, 77677281), (3, 25892427), (9, 8630809), (11, 7061571), (33, 2353857), (99, 784619), (121, 641961), (363, 213987), (1089, 71329)]