2045555057

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{1097}}^1$

素因数の和:1809

約数の個数: 32

約数和(自身を含む): 2605123584

約数和(自身を除く): 559568527

約数列:

[1, 7, 13, 31, 91, 217, 403, 661, 1097, 2821, 4627, 7679, 8593, 14261, 20491, 34007, 60151, 99827, 143437, 238049, 266383, 442091, 725117, 1864681, 3094637, 5075819, 9426521, 22478627, 65985647, 157350389, 292222151, 2045555057]

約数ペア:

[(1, 2045555057), (7, 292222151), (13, 157350389), (31, 65985647), (91, 22478627), (217, 9426521), (403, 5075819), (661, 3094637), (1097, 1864681), (2821, 725117), (4627, 442091), (7679, 266383), (8593, 238049), (14261, 143437), (20491, 99827), (34007, 60151)]