81677256

素因数分解:

$2^3\times 3^1\times {\mathrm{127}}^2\times {\mathrm{211}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 206789040

約数和(自身を除く): 125111784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 127, 211, 254, 381, 422, 508, 633, 762, 844, 1016, 1266, 1524, 1688, 2532, 3048, 5064, 16129, 26797, 32258, 48387, 53594, 64516, 80391, 96774, 107188, 129032, 160782, 193548, 214376, 321564, 387096, 643128, 3403219, 6806438, 10209657, 13612876, 20419314, 27225752, 40838628, 81677256]

約数ペア:

[(1, 81677256), (2, 40838628), (3, 27225752), (4, 20419314), (6, 13612876), (8, 10209657), (12, 6806438), (24, 3403219), (127, 643128), (211, 387096), (254, 321564), (381, 214376), (422, 193548), (508, 160782), (633, 129032), (762, 107188), (844, 96774), (1016, 80391), (1266, 64516), (1524, 53594), (1688, 48387), (2532, 32258), (3048, 26797), (5064, 16129)]