87267663

素因数分解:

$3^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2161}}^1$

素因数の和:2815

約数の個数: 24

約数和(自身を含む): 144352416

約数和(自身を除く): 57084753

約数列:

[1, 3, 7, 9, 21, 63, 641, 1923, 2161, 4487, 5769, 6483, 13461, 15127, 19449, 40383, 45381, 136143, 1385201, 4155603, 9696407, 12466809, 29089221, 87267663]

約数ペア:

[(1, 87267663), (3, 29089221), (7, 12466809), (9, 9696407), (21, 4155603), (63, 1385201), (641, 136143), (1923, 45381), (2161, 40383), (4487, 19449), (5769, 15127), (6483, 13461)]