28224133

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 33073920

約数和(自身を除く): 4849787

約数列:

[1, 7, 71, 109, 497, 521, 763, 3647, 7739, 36991, 54173, 56789, 258937, 397523, 4032019, 28224133]

約数ペア:

[(1, 28224133), (7, 4032019), (71, 397523), (109, 258937), (497, 56789), (521, 54173), (763, 36991), (3647, 7739)]