128806590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{390323}}^1$

素因数の和:390344

約数の個数: 32

約数和(自身を含む): 337239936

約数和(自身を除く): 208433346

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 390323, 780646, 1170969, 1951615, 2341938, 3903230, 4293553, 5854845, 8587106, 11709690, 12880659, 21467765, 25761318, 42935530, 64403295, 128806590]

約数ペア:

[(1, 128806590), (2, 64403295), (3, 42935530), (5, 25761318), (6, 21467765), (10, 12880659), (11, 11709690), (15, 8587106), (22, 5854845), (30, 4293553), (33, 3903230), (55, 2341938), (66, 1951615), (110, 1170969), (165, 780646), (330, 390323)]