26581226

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 49248000

約数和(自身を除く): 22666774

約数列:

[1, 2, 7, 14, 29, 47, 49, 58, 94, 98, 199, 203, 329, 398, 406, 658, 1363, 1393, 1421, 2303, 2726, 2786, 2842, 4606, 5771, 9353, 9541, 9751, 11542, 18706, 19082, 19502, 40397, 65471, 66787, 80794, 130942, 133574, 271237, 282779, 458297, 542474, 565558, 916594, 1898659, 3797318, 13290613, 26581226]

約数ペア:

[(1, 26581226), (2, 13290613), (7, 3797318), (14, 1898659), (29, 916594), (47, 565558), (49, 542474), (58, 458297), (94, 282779), (98, 271237), (199, 133574), (203, 130942), (329, 80794), (398, 66787), (406, 65471), (658, 40397), (1363, 19502), (1393, 19082), (1421, 18706), (2303, 11542), (2726, 9751), (2786, 9541), (2842, 9353), (4606, 5771)]