1388984906

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{2351}}^1\times {\mathrm{4409}}^1$

素因数の和:6829

約数の個数: 16

約数和(自身を含む): 2115953280

約数和(自身を除く): 726968374

約数列:

[1, 2, 67, 134, 2351, 4409, 4702, 8818, 157517, 295403, 315034, 590806, 10365559, 20731118, 694492453, 1388984906]

約数ペア:

[(1, 1388984906), (2, 694492453), (67, 20731118), (134, 10365559), (2351, 590806), (4409, 315034), (4702, 295403), (8818, 157517)]