65140131

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 101787136

約数和(自身を除く): 36647005

約数列:

[1, 3, 7, 21, 61, 183, 211, 241, 427, 633, 723, 1281, 1477, 1687, 4431, 5061, 12871, 14701, 38613, 44103, 50851, 90097, 102907, 152553, 270291, 308721, 355957, 1067871, 3101911, 9305733, 21713377, 65140131]

約数ペア:

[(1, 65140131), (3, 21713377), (7, 9305733), (21, 3101911), (61, 1067871), (183, 355957), (211, 308721), (241, 270291), (427, 152553), (633, 102907), (723, 90097), (1281, 50851), (1477, 44103), (1687, 38613), (4431, 14701), (5061, 12871)]