18291039

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 27054720

約数和(自身を除く): 8763681

約数列:

[1, 3, 13, 39, 43, 129, 169, 507, 559, 839, 1677, 2517, 7267, 10907, 21801, 32721, 36077, 108231, 141791, 425373, 469001, 1407003, 6097013, 18291039]

約数ペア:

[(1, 18291039), (3, 6097013), (13, 1407003), (39, 469001), (43, 425373), (129, 141791), (169, 108231), (507, 36077), (559, 32721), (839, 21801), (1677, 10907), (2517, 7267)]