18222141

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 29933568

約数和(自身を除く): 11711427

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 1217, 2139, 3651, 4991, 8519, 14973, 25557, 27991, 37727, 83973, 113181, 195937, 264089, 587811, 792267, 867721, 2603163, 6074047, 18222141]

約数ペア:

[(1, 18222141), (3, 6074047), (7, 2603163), (21, 867721), (23, 792267), (31, 587811), (69, 264089), (93, 195937), (161, 113181), (217, 83973), (483, 37727), (651, 27991), (713, 25557), (1217, 14973), (2139, 8519), (3651, 4991)]