57987231

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{907}}^1$

素因数の和:1222

約数の個数: 16

約数和(自身を含む): 78538368

約数和(自身を除く): 20551137

約数列:

[1, 3, 101, 211, 303, 633, 907, 2721, 21311, 63933, 91607, 191377, 274821, 574131, 19329077, 57987231]

約数ペア:

[(1, 57987231), (3, 19329077), (101, 574131), (211, 274821), (303, 191377), (633, 91607), (907, 63933), (2721, 21311)]