12491073

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 22239360

約数和(自身を除く): 9748287

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 107, 109, 119, 153, 321, 327, 357, 749, 763, 963, 981, 1071, 1819, 1853, 2247, 2289, 5457, 5559, 6741, 6867, 11663, 12733, 12971, 16371, 16677, 34989, 38199, 38913, 81641, 104967, 114597, 116739, 198271, 244923, 594813, 734769, 1387897, 1784439, 4163691, 12491073]

約数ペア:

[(1, 12491073), (3, 4163691), (7, 1784439), (9, 1387897), (17, 734769), (21, 594813), (51, 244923), (63, 198271), (107, 116739), (109, 114597), (119, 104967), (153, 81641), (321, 38913), (327, 38199), (357, 34989), (749, 16677), (763, 16371), (963, 12971), (981, 12733), (1071, 11663), (1819, 6867), (1853, 6741), (2247, 5559), (2289, 5457)]