87990716

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{1327}}^1$

素因数の和:1490

約数の個数: 36

約数和(自身を含む): 170618784

約数和(自身を除く): 82628068

約数列:

[1, 2, 4, 11, 22, 44, 121, 137, 242, 274, 484, 548, 1327, 1507, 2654, 3014, 5308, 6028, 14597, 16577, 29194, 33154, 58388, 66308, 160567, 181799, 321134, 363598, 642268, 727196, 1999789, 3999578, 7999156, 21997679, 43995358, 87990716]

約数ペア:

[(1, 87990716), (2, 43995358), (4, 21997679), (11, 7999156), (22, 3999578), (44, 1999789), (121, 727196), (137, 642268), (242, 363598), (274, 321134), (484, 181799), (548, 160567), (1327, 66308), (1507, 58388), (2654, 33154), (3014, 29194), (5308, 16577), (6028, 14597)]