16890993

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11657}}^1$

素因数の和:11693

約数の個数: 24

約数和(自身を含む): 29098368

約数和(自身を除く): 12207375

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 11657, 34971, 81599, 104913, 244797, 268111, 734391, 804333, 1876777, 2412999, 5630331, 16890993]

約数ペア:

[(1, 16890993), (3, 5630331), (7, 2412999), (9, 1876777), (21, 804333), (23, 734391), (63, 268111), (69, 244797), (161, 104913), (207, 81599), (483, 34971), (1449, 11657)]