12139309

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 17236800

約数和(自身を除く): 5097491

約数列:

[1, 7, 13, 17, 19, 49, 59, 91, 119, 133, 221, 247, 323, 413, 637, 767, 833, 931, 1003, 1121, 1547, 1729, 2261, 2891, 4199, 5369, 7021, 7847, 10829, 12103, 13039, 14573, 15827, 19057, 29393, 37583, 49147, 54929, 91273, 102011, 133399, 205751, 247741, 638911, 714077, 933793, 1734187, 12139309]

約数ペア:

[(1, 12139309), (7, 1734187), (13, 933793), (17, 714077), (19, 638911), (49, 247741), (59, 205751), (91, 133399), (119, 102011), (133, 91273), (221, 54929), (247, 49147), (323, 37583), (413, 29393), (637, 19057), (767, 15827), (833, 14573), (931, 13039), (1003, 12103), (1121, 10829), (1547, 7847), (1729, 7021), (2261, 5369), (2891, 4199)]