256230481917

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{17954627}}^1$

素因数の和:17954768

約数の個数: 16

約数和(自身を含む): 351623434752

約数和(自身を除く): 95392952835

約数列:

[1, 3, 67, 71, 201, 213, 4757, 14271, 17954627, 53863881, 1202960009, 1274778517, 3608880027, 3824335551, 85410160639, 256230481917]

約数ペア:

[(1, 256230481917), (3, 85410160639), (67, 3824335551), (71, 3608880027), (201, 1274778517), (213, 1202960009), (4757, 53863881), (14271, 17954627)]