12531211

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 16186176

約数和(自身を除く): 3654965

約数列:

[1, 7, 11, 49, 67, 77, 347, 469, 539, 737, 2429, 3283, 3817, 5159, 17003, 23249, 26719, 36113, 162743, 187033, 255739, 1139201, 1790173, 12531211]

約数ペア:

[(1, 12531211), (7, 1790173), (11, 1139201), (49, 255739), (67, 187033), (77, 162743), (347, 36113), (469, 26719), (539, 23249), (737, 17003), (2429, 5159), (3283, 3817)]