289611321

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1291}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 414763008

約数和(自身を除く): 125151687

約数列:

[1, 3, 37, 43, 47, 111, 129, 141, 1291, 1591, 1739, 2021, 3873, 4773, 5217, 6063, 47767, 55513, 60677, 74777, 143301, 166539, 182031, 224331, 2053981, 2245049, 2609111, 6161943, 6735147, 7827333, 96537107, 289611321]

約数ペア:

[(1, 289611321), (3, 96537107), (37, 7827333), (43, 6735147), (47, 6161943), (111, 2609111), (129, 2245049), (141, 2053981), (1291, 224331), (1591, 182031), (1739, 166539), (2021, 143301), (3873, 74777), (4773, 60677), (5217, 55513), (6063, 47767)]