289807399

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{13879}}^1$

素因数の和:14062

約数の個数: 16

約数和(自身を含む): 350886400

約数和(自身を除く): 61079001

約数列:

[1, 7, 19, 133, 157, 1099, 2983, 13879, 20881, 97153, 263701, 1845907, 2179003, 15253021, 41401057, 289807399]

約数ペア:

[(1, 289807399), (7, 41401057), (19, 15253021), (133, 2179003), (157, 1845907), (1099, 263701), (2983, 97153), (13879, 20881)]