38950247

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 53187840

約数和(自身を除く): 14237593

約数列:

[1, 7, 17, 19, 23, 49, 107, 119, 133, 161, 323, 391, 437, 749, 833, 931, 1127, 1819, 2033, 2261, 2461, 2737, 3059, 5243, 7429, 12733, 14231, 15827, 17227, 19159, 21413, 34561, 41837, 46759, 52003, 89131, 99617, 120589, 241927, 292859, 327313, 364021, 794903, 1693489, 2050013, 2291191, 5564321, 38950247]

約数ペア:

[(1, 38950247), (7, 5564321), (17, 2291191), (19, 2050013), (23, 1693489), (49, 794903), (107, 364021), (119, 327313), (133, 292859), (161, 241927), (323, 120589), (391, 99617), (437, 89131), (749, 52003), (833, 46759), (931, 41837), (1127, 34561), (1819, 21413), (2033, 19159), (2261, 17227), (2461, 15827), (2737, 14231), (3059, 12733), (5243, 7429)]