11981921147

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{334513}}^1$

素因数の和:334587

約数の個数: 24

約数和(自身を含む): 15101300016

約数和(自身を除く): 3119378869

約数列:

[1, 7, 17, 43, 49, 119, 301, 731, 833, 2107, 5117, 35819, 334513, 2341591, 5686721, 14384059, 16391137, 39807047, 100688413, 244529003, 278649329, 704818891, 1711703021, 11981921147]

約数ペア:

[(1, 11981921147), (7, 1711703021), (17, 704818891), (43, 278649329), (49, 244529003), (119, 100688413), (301, 39807047), (731, 16391137), (833, 14384059), (2107, 5686721), (5117, 2341591), (35819, 334513)]