551470073

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{857}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 704740608

約数和(自身を除く): 153270535

約数列:

[1, 7, 11, 61, 77, 137, 427, 671, 857, 959, 1507, 4697, 5999, 8357, 9427, 10549, 52277, 58499, 65989, 91927, 117409, 365939, 575047, 643489, 821863, 1291499, 4025329, 7161949, 9040493, 50133643, 78781439, 551470073]

約数ペア:

[(1, 551470073), (7, 78781439), (11, 50133643), (61, 9040493), (77, 7161949), (137, 4025329), (427, 1291499), (671, 821863), (857, 643489), (959, 575047), (1507, 365939), (4697, 117409), (5999, 91927), (8357, 65989), (9427, 58499), (10549, 52277)]