861028

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:232

約数の個数: 36

約数和(自身を含む): 1838592

約数和(自身を除く): 977564

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 191, 196, 322, 382, 644, 764, 1127, 1337, 2254, 2674, 4393, 4508, 5348, 8786, 9359, 17572, 18718, 30751, 37436, 61502, 123004, 215257, 430514, 861028]

約数ペア:

[(1, 861028), (2, 430514), (4, 215257), (7, 123004), (14, 61502), (23, 37436), (28, 30751), (46, 18718), (49, 17572), (92, 9359), (98, 8786), (161, 5348), (191, 4508), (196, 4393), (322, 2674), (382, 2254), (644, 1337), (764, 1127)]