81474182

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1\times {\mathrm{761}}^1$

素因数の和:1231

約数の個数: 16

約数和(自身を含む): 123444000

約数和(自身を除く): 41969818

約数列:

[1, 2, 199, 269, 398, 538, 761, 1522, 53531, 107062, 151439, 204709, 302878, 409418, 40737091, 81474182]

約数ペア:

[(1, 81474182), (2, 40737091), (199, 409418), (269, 302878), (398, 204709), (538, 151439), (761, 107062), (1522, 53531)]