12158223

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 21056256

約数和(自身を除く): 8898033

約数列:

[1, 3, 7, 11, 21, 33, 49, 73, 77, 103, 147, 219, 231, 309, 511, 539, 721, 803, 1133, 1533, 1617, 2163, 2409, 3399, 3577, 5047, 5621, 7519, 7931, 10731, 15141, 16863, 22557, 23793, 39347, 52633, 55517, 82709, 118041, 157899, 166551, 248127, 368431, 578963, 1105293, 1736889, 4052741, 12158223]

約数ペア:

[(1, 12158223), (3, 4052741), (7, 1736889), (11, 1105293), (21, 578963), (33, 368431), (49, 248127), (73, 166551), (77, 157899), (103, 118041), (147, 82709), (219, 55517), (231, 52633), (309, 39347), (511, 23793), (539, 22557), (721, 16863), (803, 15141), (1133, 10731), (1533, 7931), (1617, 7519), (2163, 5621), (2409, 5047), (3399, 3577)]