29991849

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 42134976

約数和(自身を除く): 12143127

約数列:

[1, 3, 31, 93, 101, 103, 303, 309, 961, 2883, 3131, 3193, 9393, 9579, 10403, 31209, 97061, 98983, 291183, 296949, 322493, 967479, 9997283, 29991849]

約数ペア:

[(1, 29991849), (3, 9997283), (31, 967479), (93, 322493), (101, 296949), (103, 291183), (303, 98983), (309, 97061), (961, 31209), (2883, 10403), (3131, 9579), (3193, 9393)]