40072109

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{7129}}^1$

素因数の和:7220

約数の個数: 16

約数和(自身を含む): 50651520

約数和(自身を除く): 10579411

約数列:

[1, 7, 11, 73, 77, 511, 803, 5621, 7129, 49903, 78419, 520417, 548933, 3642919, 5724587, 40072109]

約数ペア:

[(1, 40072109), (7, 5724587), (11, 3642919), (73, 548933), (77, 520417), (511, 78419), (803, 49903), (5621, 7129)]