28692783

素因数分解:

$3^2\times 7^2\times {\mathrm{65063}}^1$

素因数の和:65083

約数の個数: 18

約数和(自身を含む): 48212424

約数和(自身を除く): 19519641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 65063, 195189, 455441, 585567, 1366323, 3188087, 4098969, 9564261, 28692783]

約数ペア:

[(1, 28692783), (3, 9564261), (7, 4098969), (9, 3188087), (21, 1366323), (49, 585567), (63, 455441), (147, 195189), (441, 65063)]