12956678

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 24131520

約数和(自身を除く): 11174842

約数列:

[1, 2, 7, 14, 29, 47, 49, 58, 94, 97, 98, 194, 203, 329, 406, 658, 679, 1358, 1363, 1421, 2303, 2726, 2813, 2842, 4559, 4606, 4753, 5626, 9118, 9506, 9541, 19082, 19691, 31913, 39382, 63826, 66787, 132211, 133574, 137837, 223391, 264422, 275674, 446782, 925477, 1850954, 6478339, 12956678]

約数ペア:

[(1, 12956678), (2, 6478339), (7, 1850954), (14, 925477), (29, 446782), (47, 275674), (49, 264422), (58, 223391), (94, 137837), (97, 133574), (98, 132211), (194, 66787), (203, 63826), (329, 39382), (406, 31913), (658, 19691), (679, 19082), (1358, 9541), (1363, 9506), (1421, 9118), (2303, 5626), (2726, 4753), (2813, 4606), (2842, 4559)]