66541839

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3433}}^1$

素因数の和:3527

約数の個数: 32

約数和(自身を含む): 110767104

約数和(自身を除く): 44225265

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2769, 3433, 6461, 10299, 19383, 24031, 44629, 72093, 133887, 243743, 312403, 731229, 937209, 1706201, 3168659, 5118603, 9505977, 22180613, 66541839]

約数ペア:

[(1, 66541839), (3, 22180613), (7, 9505977), (13, 5118603), (21, 3168659), (39, 1706201), (71, 937209), (91, 731229), (213, 312403), (273, 243743), (497, 133887), (923, 72093), (1491, 44629), (2769, 24031), (3433, 19383), (6461, 10299)]