257707466

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1\times {\mathrm{4327}}^1$

素因数の和:4733

約数の個数: 16

約数和(自身を含む): 391909056

約数和(自身を除く): 134201590

約数列:

[1, 2, 97, 194, 307, 614, 4327, 8654, 29779, 59558, 419719, 839438, 1328389, 2656778, 128853733, 257707466]

約数ペア:

[(1, 257707466), (2, 128853733), (97, 2656778), (194, 1328389), (307, 839438), (614, 419719), (4327, 59558), (8654, 29779)]