25698663

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 38054016

約数和(自身を除く): 12355353

約数列:

[1, 3, 9, 71, 131, 213, 307, 393, 639, 921, 1179, 2763, 9301, 21797, 27903, 40217, 65391, 83709, 120651, 196173, 361953, 2855407, 8566221, 25698663]

約数ペア:

[(1, 25698663), (3, 8566221), (9, 2855407), (71, 361953), (131, 196173), (213, 120651), (307, 83709), (393, 65391), (639, 40217), (921, 27903), (1179, 21797), (2763, 9301)]