142187541

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2819}}^1$

素因数の和:2905

約数の個数: 32

約数和(自身を含む): 214410240

約数和(自身を除く): 72222699

約数列:

[1, 3, 17, 23, 43, 51, 69, 129, 391, 731, 989, 1173, 2193, 2819, 2967, 8457, 16813, 47923, 50439, 64837, 121217, 143769, 194511, 363651, 1102229, 2060689, 2787991, 3306687, 6182067, 8363973, 47395847, 142187541]

約数ペア:

[(1, 142187541), (3, 47395847), (17, 8363973), (23, 6182067), (43, 3306687), (51, 2787991), (69, 2060689), (129, 1102229), (391, 363651), (731, 194511), (989, 143769), (1173, 121217), (2193, 64837), (2819, 50439), (2967, 47923), (8457, 16813)]