28294305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3539}}^1$

素因数の和:3601

約数の個数: 32

約数和(自身を含む): 49956480

約数和(自身を除く): 21662175

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 3539, 7995, 10617, 17695, 46007, 53085, 138021, 145099, 230035, 435297, 690105, 725495, 1886287, 2176485, 5658861, 9431435, 28294305]

約数ペア:

[(1, 28294305), (3, 9431435), (5, 5658861), (13, 2176485), (15, 1886287), (39, 725495), (41, 690105), (65, 435297), (123, 230035), (195, 145099), (205, 138021), (533, 53085), (615, 46007), (1599, 17695), (2665, 10617), (3539, 7995)]