81584529

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67481}}^1$

素因数の和:67528

約数の個数: 16

約数和(自身を含む): 120927744

約数和(自身を除く): 39343215

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 67481, 202443, 877253, 2091911, 2631759, 6275733, 27194843, 81584529]

約数ペア:

[(1, 81584529), (3, 27194843), (13, 6275733), (31, 2631759), (39, 2091911), (93, 877253), (403, 202443), (1209, 67481)]