228023901

素因数分解:

$3^2\times 7^2\times {\mathrm{517061}}^1$

素因数の和:517081

約数の個数: 18

約数和(自身を含む): 383142942

約数和(自身を除く): 155119041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 517061, 1551183, 3619427, 4653549, 10858281, 25335989, 32574843, 76007967, 228023901]

約数ペア:

[(1, 228023901), (3, 76007967), (7, 32574843), (9, 25335989), (21, 10858281), (49, 4653549), (63, 3619427), (147, 1551183), (441, 517061)]