16864221

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 27122688

約数和(自身を除く): 10258467

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 253, 391, 561, 759, 1173, 1307, 3921, 4301, 12903, 14377, 22219, 30061, 43131, 66657, 90183, 244409, 330671, 511037, 733227, 992013, 1533111, 5621407, 16864221]

約数ペア:

[(1, 16864221), (3, 5621407), (11, 1533111), (17, 992013), (23, 733227), (33, 511037), (51, 330671), (69, 244409), (187, 90183), (253, 66657), (391, 43131), (561, 30061), (759, 22219), (1173, 14377), (1307, 12903), (3921, 4301)]