201439719

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{132439}}^1$

素因数の和:132471

約数の個数: 18

約数和(自身を含む): 315074760

約数和(自身を除く): 113635041

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 132439, 397317, 1191951, 1721707, 5165121, 15495363, 22382191, 67146573, 201439719]

約数ペア:

[(1, 201439719), (3, 67146573), (9, 22382191), (13, 15495363), (39, 5165121), (117, 1721707), (169, 1191951), (507, 397317), (1521, 132439)]