157218523

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{3919}}^1$

素因数の和:4458

約数の個数: 16

約数和(自身を含む): 196439040

約数和(自身を除く): 39220517

約数列:

[1, 7, 11, 77, 521, 3647, 3919, 5731, 27433, 40117, 43109, 301763, 2041799, 14292593, 22459789, 157218523]

約数ペア:

[(1, 157218523), (7, 22459789), (11, 14292593), (77, 2041799), (521, 301763), (3647, 43109), (3919, 40117), (5731, 27433)]