90787886

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{15187}}^1$

素因数の和:15264

約数の個数: 24

約数和(自身を含む): 161023176

約数和(自身を除く): 70235290

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 5978, 15187, 30374, 106309, 212618, 744163, 926407, 1488326, 1852814, 6484849, 12969698, 45393943, 90787886]

約数ペア:

[(1, 90787886), (2, 45393943), (7, 12969698), (14, 6484849), (49, 1852814), (61, 1488326), (98, 926407), (122, 744163), (427, 212618), (854, 106309), (2989, 30374), (5978, 15187)]