258702905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{28289}}^1$

素因数の和:28384

約数の個数: 16

約数和(自身を含む): 325900800

約数和(自身を除く): 67197895

約数列:

[1, 5, 31, 59, 155, 295, 1829, 9145, 28289, 141445, 876959, 1669051, 4384795, 8345255, 51740581, 258702905]

約数ペア:

[(1, 258702905), (5, 51740581), (31, 8345255), (59, 4384795), (155, 1669051), (295, 876959), (1829, 141445), (9145, 28289)]