64571199

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2011}}^1$

素因数の和:2171

約数の個数: 32

約数和(自身を含む): 108165120

約数和(自身を除く): 43593921

約数列:

[1, 3, 7, 11, 21, 33, 77, 139, 231, 417, 973, 1529, 2011, 2919, 4587, 6033, 10703, 14077, 22121, 32109, 42231, 66363, 154847, 279529, 464541, 838587, 1956703, 3074819, 5870109, 9224457, 21523733, 64571199]

約数ペア:

[(1, 64571199), (3, 21523733), (7, 9224457), (11, 5870109), (21, 3074819), (33, 1956703), (77, 838587), (139, 464541), (231, 279529), (417, 154847), (973, 66363), (1529, 42231), (2011, 32109), (2919, 22121), (4587, 14077), (6033, 10703)]