257832294

素因数分解:

$2^1\times 3^1\times {\mathrm{211}}^1\times {\mathrm{203659}}^1$

素因数の和:203875

約数の個数: 16

約数和(自身を含む): 518111040

約数和(自身を除く): 260278746

約数列:

[1, 2, 3, 6, 211, 422, 633, 1266, 203659, 407318, 610977, 1221954, 42972049, 85944098, 128916147, 257832294]

約数ペア:

[(1, 257832294), (2, 128916147), (3, 85944098), (6, 42972049), (211, 1221954), (422, 610977), (633, 407318), (1266, 203659)]