420129143

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1867}}^1$

素因数の和:1983

約数の個数: 32

約数和(自身を含む): 533680128

約数和(自身を除く): 113550985

約数列:

[1, 7, 17, 31, 61, 119, 217, 427, 527, 1037, 1867, 1891, 3689, 7259, 13069, 13237, 31739, 32147, 57877, 113887, 222173, 225029, 405139, 797209, 983909, 1936079, 3530497, 6887363, 13552553, 24713479, 60018449, 420129143]

約数ペア:

[(1, 420129143), (7, 60018449), (17, 24713479), (31, 13552553), (61, 6887363), (119, 3530497), (217, 1936079), (427, 983909), (527, 797209), (1037, 405139), (1867, 225029), (1891, 222173), (3689, 113887), (7259, 57877), (13069, 32147), (13237, 31739)]