15029919

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 22568832

約数和(自身を除く): 7538913

約数列:

[1, 3, 9, 43, 71, 129, 213, 387, 547, 639, 1641, 3053, 4923, 9159, 23521, 27477, 38837, 70563, 116511, 211689, 349533, 1669991, 5009973, 15029919]

約数ペア:

[(1, 15029919), (3, 5009973), (9, 1669991), (43, 349533), (71, 211689), (129, 116511), (213, 70563), (387, 38837), (547, 27477), (639, 23521), (1641, 9159), (3053, 4923)]