163385649

素因数分解:

$3^2\times 7^4\times {\mathrm{7561}}^1$

素因数の和:7595

約数の個数: 30

約数和(自身を含む): 275355106

約数和(自身を除く): 111969457

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 2401, 3087, 7203, 7561, 21609, 22683, 52927, 68049, 158781, 370489, 476343, 1111467, 2593423, 3334401, 7780269, 18153961, 23340807, 54461883, 163385649]

約数ペア:

[(1, 163385649), (3, 54461883), (7, 23340807), (9, 18153961), (21, 7780269), (49, 3334401), (63, 2593423), (147, 1111467), (343, 476343), (441, 370489), (1029, 158781), (2401, 68049), (3087, 52927), (7203, 22683), (7561, 21609)]