121217817

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 195182592

約数和(自身を除く): 73964775

約数列:

[1, 3, 7, 21, 43, 49, 127, 129, 147, 151, 301, 381, 453, 889, 903, 1057, 2107, 2667, 3171, 5461, 6223, 6321, 6493, 7399, 16383, 18669, 19177, 19479, 22197, 38227, 45451, 57531, 114681, 134239, 136353, 267589, 318157, 402717, 802767, 824611, 939673, 954471, 2473833, 2819019, 5772277, 17316831, 40405939, 121217817]

約数ペア:

[(1, 121217817), (3, 40405939), (7, 17316831), (21, 5772277), (43, 2819019), (49, 2473833), (127, 954471), (129, 939673), (147, 824611), (151, 802767), (301, 402717), (381, 318157), (453, 267589), (889, 136353), (903, 134239), (1057, 114681), (2107, 57531), (2667, 45451), (3171, 38227), (5461, 22197), (6223, 19479), (6321, 19177), (6493, 18669), (7399, 16383)]