2690051

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 3485664

約数和(自身を除く): 795613

約数列:

[1, 7, 13, 41, 49, 91, 103, 287, 533, 637, 721, 1339, 2009, 3731, 4223, 5047, 9373, 26117, 29561, 54899, 65611, 206927, 384293, 2690051]

約数ペア:

[(1, 2690051), (7, 384293), (13, 206927), (41, 65611), (49, 54899), (91, 29561), (103, 26117), (287, 9373), (533, 5047), (637, 4223), (721, 3731), (1339, 2009)]