47620321

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{487}}^1$

素因数の和:784

約数の個数: 16

約数和(自身を含む): 55671040

約数和(自身を除く): 8050719

約数列:

[1, 7, 61, 229, 427, 487, 1603, 3409, 13969, 29707, 97783, 111523, 207949, 780661, 6802903, 47620321]

約数ペア:

[(1, 47620321), (7, 6802903), (61, 780661), (229, 207949), (427, 111523), (487, 97783), (1603, 29707), (3409, 13969)]