238278321

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1493}}^1$

素因数の和:1782

約数の個数: 32

約数和(自身を含む): 370033920

約数和(自身を除く): 131755599

約数列:

[1, 3, 9, 23, 27, 69, 207, 257, 621, 771, 1493, 2313, 4479, 5911, 6939, 13437, 17733, 34339, 40311, 53199, 103017, 159597, 309051, 383701, 927153, 1151103, 3453309, 8825123, 10359927, 26475369, 79426107, 238278321]

約数ペア:

[(1, 238278321), (3, 79426107), (9, 26475369), (23, 10359927), (27, 8825123), (69, 3453309), (207, 1151103), (257, 927153), (621, 383701), (771, 309051), (1493, 159597), (2313, 103017), (4479, 53199), (5911, 40311), (6939, 34339), (13437, 17733)]