16131843

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19697}}^1$

素因数の和:19723

約数の個数: 24

約数和(自身を含む): 28680288

約数和(自身を除く): 12548445

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 19697, 59091, 137879, 177273, 256061, 413637, 768183, 1240911, 1792427, 2304549, 5377281, 16131843]

約数ペア:

[(1, 16131843), (3, 5377281), (7, 2304549), (9, 1792427), (13, 1240911), (21, 768183), (39, 413637), (63, 256061), (91, 177273), (117, 137879), (273, 59091), (819, 19697)]