256157173

素因数分解:

${\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 281604960

約数和(自身を除く): 25447787

約数列:

[1, 17, 59, 83, 181, 289, 1003, 1411, 3077, 4897, 10679, 15023, 17051, 23987, 52309, 83249, 181543, 255391, 886357, 1415233, 3086231, 4341647, 15068069, 256157173]

約数ペア:

[(1, 256157173), (17, 15068069), (59, 4341647), (83, 3086231), (181, 1415233), (289, 886357), (1003, 255391), (1411, 181543), (3077, 83249), (4897, 52309), (10679, 23987), (15023, 17051)]