155490071

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{757}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 172896768

約数和(自身を除く): 17406697

約数列:

[1, 11, 71, 263, 757, 781, 2893, 8327, 18673, 53747, 199091, 205403, 591217, 2190001, 14135461, 155490071]

約数ペア:

[(1, 155490071), (11, 14135461), (71, 2190001), (263, 591217), (757, 205403), (781, 199091), (2893, 53747), (8327, 18673)]