11815695

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1889}}^1$

素因数の和:2039

約数の個数: 24

約数和(自身を含む): 20638800

約数和(自身を除く): 8823105

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 1889, 2085, 5667, 6255, 9445, 17001, 28335, 85005, 262571, 787713, 1312855, 2363139, 3938565, 11815695]

約数ペア:

[(1, 11815695), (3, 3938565), (5, 2363139), (9, 1312855), (15, 787713), (45, 262571), (139, 85005), (417, 28335), (695, 17001), (1251, 9445), (1889, 6255), (2085, 5667)]