78701994

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20149}}^1$

素因数の和:20195

約数の個数: 48

約数和(自身を含む): 201177600

約数和(自身を除く): 122475606

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 20149, 40298, 60447, 120894, 141043, 181341, 282086, 362682, 423129, 624619, 846258, 1249238, 1269387, 1873857, 2538774, 3747714, 4372333, 5621571, 8744666, 11243142, 13116999, 26233998, 39350997, 78701994]

約数ペア:

[(1, 78701994), (2, 39350997), (3, 26233998), (6, 13116999), (7, 11243142), (9, 8744666), (14, 5621571), (18, 4372333), (21, 3747714), (31, 2538774), (42, 1873857), (62, 1269387), (63, 1249238), (93, 846258), (126, 624619), (186, 423129), (217, 362682), (279, 282086), (434, 181341), (558, 141043), (651, 120894), (1302, 60447), (1953, 40298), (3906, 20149)]