81148216

素因数分解:

$2^3\times {\mathrm{557}}^1\times {\mathrm{18211}}^1$

素因数の和:18774

約数の個数: 16

約数和(自身を含む): 152434440

約数和(自身を除く): 71286224

約数列:

[1, 2, 4, 8, 557, 1114, 2228, 4456, 18211, 36422, 72844, 145688, 10143527, 20287054, 40574108, 81148216]

約数ペア:

[(1, 81148216), (2, 40574108), (4, 20287054), (8, 10143527), (557, 145688), (1114, 72844), (2228, 36422), (4456, 18211)]