128172504

素因数分解:

$2^3\times 3^1\times {\mathrm{431}}^1\times {\mathrm{12391}}^1$

素因数の和:12831

約数の個数: 32

約数和(自身を含む): 321200640

約数和(自身を除く): 193028136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 431, 862, 1293, 1724, 2586, 3448, 5172, 10344, 12391, 24782, 37173, 49564, 74346, 99128, 148692, 297384, 5340521, 10681042, 16021563, 21362084, 32043126, 42724168, 64086252, 128172504]

約数ペア:

[(1, 128172504), (2, 64086252), (3, 42724168), (4, 32043126), (6, 21362084), (8, 16021563), (12, 10681042), (24, 5340521), (431, 297384), (862, 148692), (1293, 99128), (1724, 74346), (2586, 49564), (3448, 37173), (5172, 24782), (10344, 12391)]