40705791

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1187}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 65691648

約数和(自身を除く): 24985857

約数列:

[1, 3, 7, 21, 23, 69, 71, 161, 213, 483, 497, 1187, 1491, 1633, 3561, 4899, 8309, 11431, 24927, 27301, 34293, 81903, 84277, 191107, 252831, 573321, 589939, 1769817, 1938371, 5815113, 13568597, 40705791]

約数ペア:

[(1, 40705791), (3, 13568597), (7, 5815113), (21, 1938371), (23, 1769817), (69, 589939), (71, 573321), (161, 252831), (213, 191107), (483, 84277), (497, 81903), (1187, 34293), (1491, 27301), (1633, 24927), (3561, 11431), (4899, 8309)]