16689393

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15583}}^1$

素因数の和:15613

約数の個数: 24

約数和(自身を含む): 29173248

約数和(自身を除く): 12483855

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 15583, 46749, 109081, 140247, 264911, 327243, 794733, 981729, 1854377, 2384199, 5563131, 16689393]

約数ペア:

[(1, 16689393), (3, 5563131), (7, 2384199), (9, 1854377), (17, 981729), (21, 794733), (51, 327243), (63, 264911), (119, 140247), (153, 109081), (357, 46749), (1071, 15583)]