13876620515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{80779}}^1$

素因数の和:80891

約数の個数: 32

約数和(自身を含む): 18425594880

約数和(自身を除く): 4548974365

約数列:

[1, 5, 17, 43, 47, 85, 215, 235, 731, 799, 2021, 3655, 3995, 10105, 34357, 80779, 171785, 403895, 1373243, 3473497, 3796613, 6866215, 17367485, 18983065, 59049449, 64542421, 163254359, 295247245, 322712105, 816271795, 2775324103, 13876620515]

約数ペア:

[(1, 13876620515), (5, 2775324103), (17, 816271795), (43, 322712105), (47, 295247245), (85, 163254359), (215, 64542421), (235, 59049449), (731, 18983065), (799, 17367485), (2021, 6866215), (3655, 3796613), (3995, 3473497), (10105, 1373243), (34357, 403895), (80779, 171785)]