129337731

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{2791}}^1$

素因数の和:3087

約数の個数: 24

約数和(自身を含む): 197450240

約数和(自身を除く): 68112509

約数列:

[1, 3, 9, 19, 57, 171, 271, 813, 2439, 2791, 5149, 8373, 15447, 25119, 46341, 53029, 159087, 477261, 756361, 2269083, 6807249, 14370859, 43112577, 129337731]

約数ペア:

[(1, 129337731), (3, 43112577), (9, 14370859), (19, 6807249), (57, 2269083), (171, 756361), (271, 477261), (813, 159087), (2439, 53029), (2791, 46341), (5149, 25119), (8373, 15447)]