26970447

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 42744832

約数和(自身を除く): 15774385

約数列:

[1, 3, 7, 21, 37, 103, 111, 259, 309, 337, 721, 777, 1011, 2163, 2359, 3811, 7077, 11433, 12469, 26677, 34711, 37407, 80031, 87283, 104133, 242977, 261849, 728931, 1284307, 3852921, 8990149, 26970447]

約数ペア:

[(1, 26970447), (3, 8990149), (7, 3852921), (21, 1284307), (37, 728931), (103, 261849), (111, 242977), (259, 104133), (309, 87283), (337, 80031), (721, 37407), (777, 34711), (1011, 26677), (2163, 12469), (2359, 11433), (3811, 7077)]