252188721

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{135367}}^1$

素因数の和:135402

約数の個数: 20

約数和(自身を含む): 393108672

約数和(自身を除く): 140919951

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 135367, 406101, 1218303, 3113441, 3654909, 9340323, 10964727, 28020969, 84062907, 252188721]

約数ペア:

[(1, 252188721), (3, 84062907), (9, 28020969), (23, 10964727), (27, 9340323), (69, 3654909), (81, 3113441), (207, 1218303), (621, 406101), (1863, 135367)]