971919

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:109

約数の個数: 30

約数和(自身を含む): 1594296

約数和(自身を除く): 622377

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 169, 213, 351, 507, 639, 923, 1053, 1521, 1917, 2769, 4563, 5751, 8307, 11999, 13689, 24921, 35997, 74763, 107991, 323973, 971919]

約数ペア:

[(1, 971919), (3, 323973), (9, 107991), (13, 74763), (27, 35997), (39, 24921), (71, 13689), (81, 11999), (117, 8307), (169, 5751), (213, 4563), (351, 2769), (507, 1917), (639, 1521), (923, 1053)]