78929919

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{829}}^1$

素因数の和:1055

約数の個数: 24

約数和(自身を含む): 116532000

約数和(自身を除く): 37602081

約数列:

[1, 3, 9, 71, 149, 213, 447, 639, 829, 1341, 2487, 7461, 10579, 31737, 58859, 95211, 123521, 176577, 370563, 529731, 1111689, 8769991, 26309973, 78929919]

約数ペア:

[(1, 78929919), (3, 26309973), (9, 8769991), (71, 1111689), (149, 529731), (213, 370563), (447, 176577), (639, 123521), (829, 95211), (1341, 58859), (2487, 31737), (7461, 10579)]