172912137

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{761}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 250179840

約数和(自身を除く): 77267703

約数列:

[1, 3, 23, 37, 69, 89, 111, 267, 761, 851, 2047, 2283, 2553, 3293, 6141, 9879, 17503, 28157, 52509, 67729, 75739, 84471, 203187, 227217, 647611, 1557767, 1942833, 2505973, 4673301, 7517919, 57637379, 172912137]

約数ペア:

[(1, 172912137), (3, 57637379), (23, 7517919), (37, 4673301), (69, 2505973), (89, 1942833), (111, 1557767), (267, 647611), (761, 227217), (851, 203187), (2047, 84471), (2283, 75739), (2553, 67729), (3293, 52509), (6141, 28157), (9879, 17503)]