81951188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{7793}}^1$

素因数の和:8047

約数の個数: 24

約数和(自身を含む): 157127040

約数和(自身を除く): 75175852

約数列:

[1, 2, 4, 11, 22, 44, 239, 478, 956, 2629, 5258, 7793, 10516, 15586, 31172, 85723, 171446, 342892, 1862527, 3725054, 7450108, 20487797, 40975594, 81951188]

約数ペア:

[(1, 81951188), (2, 40975594), (4, 20487797), (11, 7450108), (22, 3725054), (44, 1862527), (239, 342892), (478, 171446), (956, 85723), (2629, 31172), (5258, 15586), (7793, 10516)]