2720417161

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{1871}}^1$

素因数の和:2733

約数の個数: 32

約数和(自身を含む): 3545358336

約数和(自身を除く): 824941175

約数列:

[1, 7, 11, 23, 77, 161, 253, 821, 1771, 1871, 5747, 9031, 13097, 18883, 20581, 43033, 63217, 132181, 144067, 207713, 301231, 473363, 1453991, 1536091, 3313541, 10752637, 16897001, 35330093, 118279007, 247310651, 388631023, 2720417161]

約数ペア:

[(1, 2720417161), (7, 388631023), (11, 247310651), (23, 118279007), (77, 35330093), (161, 16897001), (253, 10752637), (821, 3313541), (1771, 1536091), (1871, 1453991), (5747, 473363), (9031, 301231), (13097, 207713), (18883, 144067), (20581, 132181), (43033, 63217)]