551842317

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{66431}}^1$

素因数の和:66521

約数の個数: 24

約数和(自身を含む): 870524928

約数和(自身を除く): 318682611

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 66431, 199293, 597879, 863603, 2590809, 4716601, 7772427, 14149803, 42449409, 61315813, 183947439, 551842317]

約数ペア:

[(1, 551842317), (3, 183947439), (9, 61315813), (13, 42449409), (39, 14149803), (71, 7772427), (117, 4716601), (213, 2590809), (639, 863603), (923, 597879), (2769, 199293), (8307, 66431)]