16905837

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 26345088

約数和(自身を除く): 9439251

約数列:

[1, 3, 13, 17, 39, 43, 51, 129, 221, 559, 593, 663, 731, 1677, 1779, 2193, 7709, 9503, 10081, 23127, 25499, 28509, 30243, 76497, 131053, 331487, 393159, 433483, 994461, 1300449, 5635279, 16905837]

約数ペア:

[(1, 16905837), (3, 5635279), (13, 1300449), (17, 994461), (39, 433483), (43, 393159), (51, 331487), (129, 131053), (221, 76497), (559, 30243), (593, 28509), (663, 25499), (731, 23127), (1677, 10081), (1779, 9503), (2193, 7709)]