290998257

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{124199}}^1$

素因数の和:124284

約数の個数: 16

約数和(自身を含む): 429235200

約数和(自身を除く): 138236943

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 124199, 372597, 1366189, 4098567, 8818129, 26454387, 96999419, 290998257]

約数ペア:

[(1, 290998257), (3, 96999419), (11, 26454387), (33, 8818129), (71, 4098567), (213, 1366189), (781, 372597), (2343, 124199)]