39965973

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{19973}}^1$

素因数の和:20028

約数の個数: 16

約数和(自身を含む): 57525120

約数和(自身を除く): 17559147

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 19973, 59919, 459379, 579217, 1378137, 1737651, 13321991, 39965973]

約数ペア:

[(1, 39965973), (3, 13321991), (23, 1737651), (29, 1378137), (69, 579217), (87, 459379), (667, 59919), (2001, 19973)]