289719009

素因数分解:

$3^2\times {\mathrm{251}}^1\times {\mathrm{277}}^1\times {\mathrm{463}}^1$

素因数の和:997

約数の個数: 24

約数和(自身を含む): 422577792

約数和(自身を除く): 132858783

約数列:

[1, 3, 9, 251, 277, 463, 753, 831, 1389, 2259, 2493, 4167, 69527, 116213, 128251, 208581, 348639, 384753, 625743, 1045917, 1154259, 32191001, 96573003, 289719009]

約数ペア:

[(1, 289719009), (3, 96573003), (9, 32191001), (251, 1154259), (277, 1045917), (463, 625743), (753, 384753), (831, 348639), (1389, 208581), (2259, 128251), (2493, 116213), (4167, 69527)]