208564869

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1129

約数の個数: 24

約数和(自身を含む): 291576576

約数和(自身を除く): 83011707

約数列:

[1, 3, 31, 73, 93, 219, 961, 991, 2263, 2883, 2973, 6789, 30721, 70153, 72343, 92163, 210459, 217029, 952351, 2242633, 2857053, 6727899, 69521623, 208564869]

約数ペア:

[(1, 208564869), (3, 69521623), (31, 6727899), (73, 2857053), (93, 2242633), (219, 952351), (961, 217029), (991, 210459), (2263, 92163), (2883, 72343), (2973, 70153), (6789, 30721)]