40392681

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27091}}^1$

素因数の和:27172

約数の個数: 16

約数和(自身を含む): 62419968

約数和(自身を除く): 22027287

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 27091, 81273, 189637, 568911, 1923461, 5770383, 13464227, 40392681]

約数ペア:

[(1, 40392681), (3, 13464227), (7, 5770383), (21, 1923461), (71, 568911), (213, 189637), (497, 81273), (1491, 27091)]