1225071

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:200

約数の個数: 24

約数和(自身を含む): 1940240

約数和(自身を除く): 715169

約数列:

[1, 3, 9, 17, 27, 51, 153, 157, 289, 459, 471, 867, 1413, 2601, 2669, 4239, 7803, 8007, 24021, 45373, 72063, 136119, 408357, 1225071]

約数ペア:

[(1, 1225071), (3, 408357), (9, 136119), (17, 72063), (27, 45373), (51, 24021), (153, 8007), (157, 7803), (289, 4239), (459, 2669), (471, 2601), (867, 1413)]