2720971

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 3202560

約数和(自身を除く): 481589

約数列:

[1, 11, 19, 47, 209, 277, 517, 893, 3047, 5263, 9823, 13019, 57893, 143209, 247361, 2720971]

約数ペア:

[(1, 2720971), (11, 247361), (19, 143209), (47, 57893), (209, 13019), (277, 9823), (517, 5263), (893, 3047)]