12420149

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 16070400

約数和(自身を除く): 3650251

約数列:

[1, 7, 17, 29, 59, 61, 119, 203, 413, 427, 493, 1003, 1037, 1711, 1769, 3451, 3599, 7021, 7259, 11977, 12383, 25193, 29087, 30073, 61183, 104371, 203609, 210511, 428281, 730597, 1774307, 12420149]

約数ペア:

[(1, 12420149), (7, 1774307), (17, 730597), (29, 428281), (59, 210511), (61, 203609), (119, 104371), (203, 61183), (413, 30073), (427, 29087), (493, 25193), (1003, 12383), (1037, 11977), (1711, 7259), (1769, 7021), (3451, 3599)]