247489921

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1\times {\mathrm{1061}}^1$

素因数の和:1824

約数の個数: 16

約数和(自身を含む): 289543680

約数和(自身を除く): 42053759

約数列:

[1, 7, 47, 329, 709, 1061, 4963, 7427, 33323, 49867, 233261, 349069, 752249, 5265743, 35355703, 247489921]

約数ペア:

[(1, 247489921), (7, 35355703), (47, 5265743), (329, 752249), (709, 349069), (1061, 233261), (4963, 49867), (7427, 33323)]