72187755

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{111919}}^1$

素因数の和:111970

約数の個数: 16

約数和(自身を含む): 118187520

約数和(自身を除く): 45999765

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 111919, 335757, 559595, 1678785, 4812517, 14437551, 24062585, 72187755]

約数ペア:

[(1, 72187755), (3, 24062585), (5, 14437551), (15, 4812517), (43, 1678785), (129, 559595), (215, 335757), (645, 111919)]