13886649

素因数分解:

$3^2\times 7^2\times {\mathrm{31489}}^1$

素因数の和:31509

約数の個数: 18

約数和(自身を含む): 23334090

約数和(自身を除く): 9447441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 31489, 94467, 220423, 283401, 661269, 1542961, 1983807, 4628883, 13886649]

約数ペア:

[(1, 13886649), (3, 4628883), (7, 1983807), (9, 1542961), (21, 661269), (49, 283401), (63, 220423), (147, 94467), (441, 31489)]