17387821

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 20684160

約数和(自身を除く): 3296339

約数列:

[1, 11, 17, 79, 107, 121, 187, 869, 1177, 1343, 1819, 2057, 8453, 9559, 12947, 14773, 20009, 92983, 143701, 162503, 220099, 1022813, 1580711, 17387821]

約数ペア:

[(1, 17387821), (11, 1580711), (17, 1022813), (79, 220099), (107, 162503), (121, 143701), (187, 92983), (869, 20009), (1177, 14773), (1343, 12947), (1819, 9559), (2057, 8453)]