16638867

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11483}}^1$

素因数の和:11519

約数の個数: 24

約数和(自身を含む): 28664064

約数和(自身を除く): 12025197

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 11483, 34449, 80381, 103347, 241143, 264109, 723429, 792327, 1848763, 2376981, 5546289, 16638867]

約数ペア:

[(1, 16638867), (3, 5546289), (7, 2376981), (9, 1848763), (21, 792327), (23, 723429), (63, 264109), (69, 241143), (161, 103347), (207, 80381), (483, 34449), (1449, 11483)]