12507187

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 16773120

約数和(自身を除く): 4265933

約数列:

[1, 7, 11, 19, 77, 83, 103, 133, 209, 581, 721, 913, 1133, 1463, 1577, 1957, 6391, 7931, 8549, 11039, 13699, 17347, 21527, 59843, 94039, 121429, 150689, 162431, 658273, 1137017, 1786741, 12507187]

約数ペア:

[(1, 12507187), (7, 1786741), (11, 1137017), (19, 658273), (77, 162431), (83, 150689), (103, 121429), (133, 94039), (209, 59843), (581, 21527), (721, 17347), (913, 13699), (1133, 11039), (1463, 8549), (1577, 7931), (1957, 6391)]