90447255

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28309}}^1$

素因数の和:28391

約数の個数: 24

約数和(自身を含む): 158988960

約数和(自身を除く): 68541705

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 28309, 84927, 141545, 254781, 424635, 1273905, 2009939, 6029817, 10049695, 18089451, 30149085, 90447255]

約数ペア:

[(1, 90447255), (3, 30149085), (5, 18089451), (9, 10049695), (15, 6029817), (45, 2009939), (71, 1273905), (213, 424635), (355, 254781), (639, 141545), (1065, 84927), (3195, 28309)]