99876321

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{20899}}^1$

素因数の和:20970

約数の個数: 20

約数和(自身を含む): 151734000

約数和(自身を除く): 51857679

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 20899, 62697, 188091, 564273, 1233041, 1692819, 3699123, 11097369, 33292107, 99876321]

約数ペア:

[(1, 99876321), (3, 33292107), (9, 11097369), (27, 3699123), (59, 1692819), (81, 1233041), (177, 564273), (531, 188091), (1593, 62697), (4779, 20899)]