30723399

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25667}}^1$

素因数の和:25699

約数の個数: 24

約数和(自身を含む): 53389440

約数和(自身を除く): 22666041

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 25667, 77001, 179669, 231003, 487673, 539007, 1463019, 1617021, 3413711, 4389057, 10241133, 30723399]

約数ペア:

[(1, 30723399), (3, 10241133), (7, 4389057), (9, 3413711), (19, 1617021), (21, 1463019), (57, 539007), (63, 487673), (133, 231003), (171, 179669), (399, 77001), (1197, 25667)]