807168321

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{168899}}^1$

素因数の和:168970

約数の個数: 20

約数和(自身を含む): 1226214000

約数和(自身を除く): 419045679

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 168899, 506697, 1520091, 4560273, 9965041, 13680819, 29895123, 89685369, 269056107, 807168321]

約数ペア:

[(1, 807168321), (3, 269056107), (9, 89685369), (27, 29895123), (59, 13680819), (81, 9965041), (177, 4560273), (531, 1520091), (1593, 506697), (4779, 168899)]