133075719

素因数分解:

$3^2\times 7^2\times {\mathrm{301759}}^1$

素因数の和:301779

約数の個数: 18

約数和(自身を含む): 223604160

約数和(自身を除く): 90528441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 301759, 905277, 2112313, 2715831, 6336939, 14786191, 19010817, 44358573, 133075719]

約数ペア:

[(1, 133075719), (3, 44358573), (7, 19010817), (9, 14786191), (21, 6336939), (49, 2715831), (63, 2112313), (147, 905277), (441, 301759)]