3981385583

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1373}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 5052450816

約数和(自身を除く): 1071065233

約数列:

[1, 7, 23, 31, 49, 83, 161, 217, 581, 713, 1127, 1373, 1519, 1909, 2573, 4067, 4991, 9611, 13363, 18011, 31579, 34937, 42563, 59179, 67277, 93541, 113959, 126077, 221053, 297941, 414253, 797713, 978949, 1547371, 2085587, 2621057, 2899771, 3532729, 5583991, 6852643, 18347399, 24729103, 47968501, 81252767, 128431793, 173103721, 568769369, 3981385583]

約数ペア:

[(1, 3981385583), (7, 568769369), (23, 173103721), (31, 128431793), (49, 81252767), (83, 47968501), (161, 24729103), (217, 18347399), (581, 6852643), (713, 5583991), (1127, 3532729), (1373, 2899771), (1519, 2621057), (1909, 2085587), (2573, 1547371), (4067, 978949), (4991, 797713), (9611, 414253), (13363, 297941), (18011, 221053), (31579, 126077), (34937, 113959), (42563, 93541), (59179, 67277)]