81320649

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1\times {\mathrm{577}}^1$

素因数の和:1120

約数の個数: 16

約数和(自身を含む): 109866240

約数和(自身を除く): 28545591

約数列:

[1, 3, 109, 327, 431, 577, 1293, 1731, 46979, 62893, 140937, 188679, 248687, 746061, 27106883, 81320649]

約数ペア:

[(1, 81320649), (3, 27106883), (109, 746061), (327, 248687), (431, 188679), (577, 140937), (1293, 62893), (1731, 46979)]