156905109

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{7243}}^1$

素因数の和:7361

約数の個数: 24

約数和(自身を含む): 237313440

約数和(自身を除く): 80408331

約数列:

[1, 3, 9, 29, 83, 87, 249, 261, 747, 2407, 7221, 7243, 21663, 21729, 65187, 210047, 601169, 630141, 1803507, 1890423, 5410521, 17433901, 52301703, 156905109]

約数ペア:

[(1, 156905109), (3, 52301703), (9, 17433901), (29, 5410521), (83, 1890423), (87, 1803507), (249, 630141), (261, 601169), (747, 210047), (2407, 65187), (7221, 21729), (7243, 21663)]