190411991

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 244992000

約数和(自身を除く): 54580009

約数列:

[1, 7, 11, 49, 77, 109, 343, 463, 539, 763, 1199, 3241, 3773, 5093, 5341, 8393, 22687, 35651, 37387, 50467, 58751, 158809, 249557, 353269, 411257, 555137, 1746899, 2472883, 3885959, 17310181, 27201713, 190411991]

約数ペア:

[(1, 190411991), (7, 27201713), (11, 17310181), (49, 3885959), (77, 2472883), (109, 1746899), (343, 555137), (463, 411257), (539, 353269), (763, 249557), (1199, 158809), (3241, 58751), (3773, 50467), (5093, 37387), (5341, 35651), (8393, 22687)]