81143439

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{3011}}^1$

素因数の和:3718

約数の個数: 16

約数和(自身を含む): 116721024

約数和(自身を除く): 35577585

約数列:

[1, 3, 13, 39, 691, 2073, 3011, 8983, 9033, 26949, 39143, 117429, 2080601, 6241803, 27047813, 81143439]

約数ペア:

[(1, 81143439), (3, 27047813), (13, 6241803), (39, 2080601), (691, 117429), (2073, 39143), (3011, 26949), (8983, 9033)]