71147989

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7243}}^1$

素因数の和:7320

約数の個数: 16

約数和(自身を含む): 83450880

約数和(自身を除く): 12302891

約数列:

[1, 11, 19, 47, 209, 517, 893, 7243, 9823, 79673, 137617, 340421, 1513787, 3744631, 6467999, 71147989]

約数ペア:

[(1, 71147989), (11, 6467999), (19, 3744631), (47, 1513787), (209, 340421), (517, 137617), (893, 79673), (7243, 9823)]