12138549

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 18247680

約数和(自身を除く): 6109131

約数列:

[1, 3, 19, 23, 47, 57, 69, 141, 197, 437, 591, 893, 1081, 1311, 2679, 3243, 3743, 4531, 9259, 11229, 13593, 20539, 27777, 61617, 86089, 175921, 212957, 258267, 527763, 638871, 4046183, 12138549]

約数ペア:

[(1, 12138549), (3, 4046183), (19, 638871), (23, 527763), (47, 258267), (57, 212957), (69, 175921), (141, 86089), (197, 61617), (437, 27777), (591, 20539), (893, 13593), (1081, 11229), (1311, 9259), (2679, 4531), (3243, 3743)]