428052249

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{307}}^1\times {\mathrm{457}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 643251840

約数和(自身を除く): 215199591

約数列:

[1, 3, 9, 27, 113, 307, 339, 457, 921, 1017, 1371, 2763, 3051, 4113, 8289, 12339, 34691, 51641, 104073, 140299, 154923, 312219, 420897, 464769, 936657, 1262691, 1394307, 3788073, 15853787, 47561361, 142684083, 428052249]

約数ペア:

[(1, 428052249), (3, 142684083), (9, 47561361), (27, 15853787), (113, 3788073), (307, 1394307), (339, 1262691), (457, 936657), (921, 464769), (1017, 420897), (1371, 312219), (2763, 154923), (3051, 140299), (4113, 104073), (8289, 51641), (12339, 34691)]