2017405551

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{691129}}^1$

素因数の和:691278

約数の個数: 16

約数和(自身を含む): 3096262400

約数和(自身を除く): 1078856849

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 691129, 2073387, 4837903, 14513709, 96066931, 288200793, 672468517, 2017405551]

約数ペア:

[(1, 2017405551), (3, 672468517), (7, 288200793), (21, 96066931), (139, 14513709), (417, 4837903), (973, 2073387), (2919, 691129)]