87987690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{139663}}^1$

素因数の和:139683

約数の個数: 48

約数和(自身を含む): 261451008

約数和(自身を除く): 173463318

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 139663, 279326, 418989, 698315, 837978, 977641, 1256967, 1396630, 1955282, 2094945, 2513934, 2932923, 4189890, 4888205, 5865846, 6284835, 8798769, 9776410, 12569670, 14664615, 17597538, 29329230, 43993845, 87987690]

約数ペア:

[(1, 87987690), (2, 43993845), (3, 29329230), (5, 17597538), (6, 14664615), (7, 12569670), (9, 9776410), (10, 8798769), (14, 6284835), (15, 5865846), (18, 4888205), (21, 4189890), (30, 2932923), (35, 2513934), (42, 2094945), (45, 1955282), (63, 1396630), (70, 1256967), (90, 977641), (105, 837978), (126, 698315), (210, 418989), (315, 279326), (630, 139663)]