2206198001

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1523}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 2852050176

約数和(自身を除く): 645852175

約数列:

[1, 7, 17, 37, 47, 49, 119, 259, 329, 629, 799, 833, 1523, 1739, 1813, 2303, 4403, 5593, 10661, 12173, 25891, 29563, 30821, 39151, 56351, 71581, 74627, 85211, 181237, 206941, 394457, 501067, 957967, 1216877, 1268659, 1448587, 2648497, 2761199, 3507469, 6705769, 8518139, 18539479, 45024449, 46940383, 59626973, 129776353, 315171143, 2206198001]

約数ペア:

[(1, 2206198001), (7, 315171143), (17, 129776353), (37, 59626973), (47, 46940383), (49, 45024449), (119, 18539479), (259, 8518139), (329, 6705769), (629, 3507469), (799, 2761199), (833, 2648497), (1523, 1448587), (1739, 1268659), (1813, 1216877), (2303, 957967), (4403, 501067), (5593, 394457), (10661, 206941), (12173, 181237), (25891, 85211), (29563, 74627), (30821, 71581), (39151, 56351)]