1978394613

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{331}}^1\times {\mathrm{11789}}^1$

素因数の和:12149

約数の個数: 24

約数和(自身を含む): 2865252960

約数和(自身を除く): 886858347

約数列:

[1, 3, 13, 39, 169, 331, 507, 993, 4303, 11789, 12909, 35367, 55939, 153257, 167817, 459771, 1992341, 3902159, 5977023, 11706477, 50728067, 152184201, 659464871, 1978394613]

約数ペア:

[(1, 1978394613), (3, 659464871), (13, 152184201), (39, 50728067), (169, 11706477), (331, 5977023), (507, 3902159), (993, 1992341), (4303, 459771), (11789, 167817), (12909, 153257), (35367, 55939)]