151657947

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18661}}^1$

素因数の和:18720

約数の個数: 32

約数和(自身を含む): 262760960

約数和(自身を除く): 111103013

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 8127, 18661, 55983, 130627, 167949, 391881, 503847, 802423, 1175643, 2407269, 3526929, 5616961, 7221807, 16850883, 21665421, 50552649, 151657947]

約数ペア:

[(1, 151657947), (3, 50552649), (7, 21665421), (9, 16850883), (21, 7221807), (27, 5616961), (43, 3526929), (63, 2407269), (129, 1175643), (189, 802423), (301, 503847), (387, 391881), (903, 167949), (1161, 130627), (2709, 55983), (8127, 18661)]