27879789

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{601}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 43478848

約数和(自身を除く): 15599059

約数列:

[1, 3, 7, 21, 47, 141, 329, 601, 987, 1803, 2209, 4207, 6627, 12621, 15463, 28247, 46389, 84741, 197729, 593187, 1327609, 3982827, 9293263, 27879789]

約数ペア:

[(1, 27879789), (3, 9293263), (7, 3982827), (21, 1327609), (47, 593187), (141, 197729), (329, 84741), (601, 46389), (987, 28247), (1803, 15463), (2209, 12621), (4207, 6627)]