28143285

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43633}}^1$

素因数の和:43684

約数の個数: 16

約数和(自身を含む): 46077504

約数和(自身を除く): 17934219

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 43633, 130899, 218165, 654495, 1876219, 5628657, 9381095, 28143285]

約数ペア:

[(1, 28143285), (3, 9381095), (5, 5628657), (15, 1876219), (43, 654495), (129, 218165), (215, 130899), (645, 43633)]