189705789

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{231631}}^1$

素因数の和:231657

約数の個数: 24

約数和(自身を含む): 337256192

約数和(自身を除く): 147550403

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 231631, 694893, 1621417, 2084679, 3011203, 4864251, 9033609, 14592753, 21078421, 27100827, 63235263, 189705789]

約数ペア:

[(1, 189705789), (3, 63235263), (7, 27100827), (9, 21078421), (13, 14592753), (21, 9033609), (39, 4864251), (63, 3011203), (91, 2084679), (117, 1621417), (273, 694893), (819, 231631)]