81302481

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{231631}}^1$

素因数の和:231653

約数の個数: 16

約数和(自身を含む): 129713920

約数和(自身を除く): 48411439

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 231631, 694893, 2084679, 3011203, 6254037, 9033609, 27100827, 81302481]

約数ペア:

[(1, 81302481), (3, 27100827), (9, 9033609), (13, 6254037), (27, 3011203), (39, 2084679), (117, 694893), (351, 231631)]