66999959

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^3\times {\mathrm{173}}^1$

素因数の和:279

約数の個数: 16

約数和(自身を含む): 74989824

約数和(自身を除く): 7989865

約数列:

[1, 13, 31, 173, 403, 961, 2249, 5363, 12493, 29791, 69719, 166253, 387283, 2161289, 5153843, 66999959]

約数ペア:

[(1, 66999959), (13, 5153843), (31, 2161289), (173, 387283), (403, 166253), (961, 69719), (2249, 29791), (5363, 12493)]