249235535

素因数分解:

$5^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1\times {\mathrm{631}}^1$

素因数の和:1234

約数の個数: 16

約数和(自身を含む): 301828032

約数和(自身を除く): 52592497

約数列:

[1, 5, 197, 401, 631, 985, 2005, 3155, 78997, 124307, 253031, 394985, 621535, 1265155, 49847107, 249235535]

約数ペア:

[(1, 249235535), (5, 49847107), (197, 1265155), (401, 621535), (631, 394985), (985, 253031), (2005, 124307), (3155, 78997)]