40237687

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 50964480

約数和(自身を除く): 10726793

約数列:

[1, 7, 19, 41, 47, 133, 157, 287, 329, 779, 893, 1099, 1927, 2983, 5453, 6251, 6437, 7379, 13489, 20881, 36613, 45059, 51653, 122303, 140201, 256291, 302539, 856121, 981407, 2117773, 5748241, 40237687]

約数ペア:

[(1, 40237687), (7, 5748241), (19, 2117773), (41, 981407), (47, 856121), (133, 302539), (157, 256291), (287, 140201), (329, 122303), (779, 51653), (893, 45059), (1099, 36613), (1927, 20881), (2983, 13489), (5453, 7379), (6251, 6437)]