201336639

素因数分解:

$3^1\times 7^2\times {\mathrm{809}}^1\times {\mathrm{1693}}^1$

素因数の和:2519

約数の個数: 24

約数和(自身を含む): 312847920

約数和(自身を除く): 111511281

約数列:

[1, 3, 7, 21, 49, 147, 809, 1693, 2427, 5079, 5663, 11851, 16989, 35553, 39641, 82957, 118923, 248871, 1369637, 4108911, 9587459, 28762377, 67112213, 201336639]

約数ペア:

[(1, 201336639), (3, 67112213), (7, 28762377), (21, 9587459), (49, 4108911), (147, 1369637), (809, 248871), (1693, 118923), (2427, 82957), (5079, 39641), (5663, 35553), (11851, 16989)]