238797009

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{219281}}^1$

素因数の和:219309

約数の個数: 18

約数和(自身を含む): 379138578

約数和(自身を除く): 140341569

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 219281, 657843, 1973529, 2412091, 7236273, 21708819, 26533001, 79599003, 238797009]

約数ペア:

[(1, 238797009), (3, 79599003), (9, 26533001), (11, 21708819), (33, 7236273), (99, 2412091), (121, 1973529), (363, 657843), (1089, 219281)]