27801977

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1327}}^1$

素因数の和:1448

約数の個数: 16

約数和(自身を含む): 33019392

約数和(自身を除く): 5217415

約数列:

[1, 7, 41, 73, 287, 511, 1327, 2993, 9289, 20951, 54407, 96871, 380849, 678097, 3971711, 27801977]

約数ペア:

[(1, 27801977), (7, 3971711), (41, 678097), (73, 380849), (287, 96871), (511, 54407), (1327, 20951), (2993, 9289)]