9218223

素因数分解:

$3^2\times 7^2\times {\mathrm{20903}}^1$

素因数の和:20923

約数の個数: 18

約数和(自身を含む): 15489864

約数和(自身を除く): 6271641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 20903, 62709, 146321, 188127, 438963, 1024247, 1316889, 3072741, 9218223]

約数ペア:

[(1, 9218223), (3, 3072741), (7, 1316889), (9, 1024247), (21, 438963), (49, 188127), (63, 146321), (147, 62709), (441, 20903)]