201247655

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{17477}}^1$

素因数の和:17543

約数の個数: 24

約数和(自身を含む): 286918848

約数和(自身を除く): 85671193

約数列:

[1, 5, 7, 35, 47, 49, 235, 245, 329, 1645, 2303, 11515, 17477, 87385, 122339, 611695, 821419, 856373, 4107095, 4281865, 5749933, 28749665, 40249531, 201247655]

約数ペア:

[(1, 201247655), (5, 40249531), (7, 28749665), (35, 5749933), (47, 4281865), (49, 4107095), (235, 856373), (245, 821419), (329, 611695), (1645, 122339), (2303, 87385), (11515, 17477)]