25820769

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 38586240

約数和(自身を除く): 12765471

約数列:

[1, 3, 13, 39, 43, 89, 129, 173, 267, 519, 559, 1157, 1677, 2249, 3471, 3827, 6747, 7439, 11481, 15397, 22317, 46191, 49751, 96707, 149253, 200161, 290121, 600483, 662071, 1986213, 8606923, 25820769]

約数ペア:

[(1, 25820769), (3, 8606923), (13, 1986213), (39, 662071), (43, 600483), (89, 290121), (129, 200161), (173, 149253), (267, 96707), (519, 49751), (559, 46191), (1157, 22317), (1677, 15397), (2249, 11481), (3471, 7439), (3827, 6747)]