31300216

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{90989}}^1$

素因数の和:91038

約数の個数: 16

約数和(自身を含む): 60053400

約数和(自身を除く): 28753184

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 90989, 181978, 363956, 727912, 3912527, 7825054, 15650108, 31300216]

約数ペア:

[(1, 31300216), (2, 15650108), (4, 7825054), (8, 3912527), (43, 727912), (86, 363956), (172, 181978), (344, 90989)]