87661724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{11827}}^1$

素因数の和:11957

約数の個数: 24

約数和(自身を含む): 163936080

約数和(自身を除く): 76274356

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1853, 3706, 7412, 11827, 23654, 47308, 201059, 402118, 804236, 1289143, 2578286, 5156572, 21915431, 43830862, 87661724]

約数ペア:

[(1, 87661724), (2, 43830862), (4, 21915431), (17, 5156572), (34, 2578286), (68, 1289143), (109, 804236), (218, 402118), (436, 201059), (1853, 47308), (3706, 23654), (7412, 11827)]