128765284

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{2549}}^1$

素因数の和:2799

約数の個数: 24

約数和(自身を含む): 229836600

約数和(自身を除く): 101071316

約数列:

[1, 2, 4, 73, 146, 173, 292, 346, 692, 2549, 5098, 10196, 12629, 25258, 50516, 186077, 372154, 440977, 744308, 881954, 1763908, 32191321, 64382642, 128765284]

約数ペア:

[(1, 128765284), (2, 64382642), (4, 32191321), (73, 1763908), (146, 881954), (173, 744308), (292, 440977), (346, 372154), (692, 186077), (2549, 50516), (5098, 25258), (10196, 12629)]