27448421

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1613}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 39045888

約数和(自身を除く): 11597467

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 187, 221, 1001, 1309, 1547, 1613, 2431, 11291, 17017, 17743, 20969, 27421, 124201, 146783, 191947, 230659, 301631, 356473, 1614613, 2111417, 2495311, 3921203, 27448421]

約数ペア:

[(1, 27448421), (7, 3921203), (11, 2495311), (13, 2111417), (17, 1614613), (77, 356473), (91, 301631), (119, 230659), (143, 191947), (187, 146783), (221, 124201), (1001, 27421), (1309, 20969), (1547, 17743), (1613, 17017), (2431, 11291)]