40987219

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{19583}}^1$

素因数の和:19626

約数の個数: 16

約数和(自身を含む): 52641792

約数和(自身を除く): 11654573

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 19583, 137081, 254579, 450409, 1782053, 3152863, 5855317, 40987219]

約数ペア:

[(1, 40987219), (7, 5855317), (13, 3152863), (23, 1782053), (91, 450409), (161, 254579), (299, 137081), (2093, 19583)]