72009791

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{8081}}^1$

素因数の和:8174

約数の個数: 16

約数和(自身を含む): 87932160

約数和(自身を除く): 15922369

約数列:

[1, 7, 19, 67, 133, 469, 1273, 8081, 8911, 56567, 153539, 541427, 1074773, 3789989, 10287113, 72009791]

約数ペア:

[(1, 72009791), (7, 10287113), (19, 3789989), (67, 1074773), (133, 541427), (469, 153539), (1273, 56567), (8081, 8911)]