261542589

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{102929}}^1$

素因数の和:102961

約数の個数: 24

約数和(自身を含む): 438070080

約数和(自身を除く): 176527491

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 102929, 308787, 720503, 1132219, 2161509, 3396657, 7925533, 12454409, 23776599, 37363227, 87180863, 261542589]

約数ペア:

[(1, 261542589), (3, 87180863), (7, 37363227), (11, 23776599), (21, 12454409), (33, 7925533), (77, 3396657), (121, 2161509), (231, 1132219), (363, 720503), (847, 308787), (2541, 102929)]