393375339

素因数分解:

$3^3\times 7^1\times {\mathrm{2081351}}^1$

素因数の和:2081367

約数の個数: 16

約数和(自身を含む): 666032640

約数和(自身を除く): 272657301

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2081351, 6244053, 14569457, 18732159, 43708371, 56196477, 131125113, 393375339]

約数ペア:

[(1, 393375339), (3, 131125113), (7, 56196477), (9, 43708371), (21, 18732159), (27, 14569457), (63, 6244053), (189, 2081351)]