1939861

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 2544480

約数和(自身を除く): 604619

約数列:

[1, 7, 11, 49, 59, 61, 77, 413, 427, 539, 649, 671, 2891, 2989, 3599, 4543, 4697, 25193, 31801, 32879, 39589, 176351, 277123, 1939861]

約数ペア:

[(1, 1939861), (7, 277123), (11, 176351), (49, 39589), (59, 32879), (61, 31801), (77, 25193), (413, 4697), (427, 4543), (539, 3599), (649, 2989), (671, 2891)]