28700055

素因数分解:

$3^3\times 5^1\times {\mathrm{212593}}^1$

素因数の和:212607

約数の個数: 16

約数和(自身を含む): 51022560

約数和(自身を除く): 22322505

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 212593, 637779, 1062965, 1913337, 3188895, 5740011, 9566685, 28700055]

約数ペア:

[(1, 28700055), (3, 9566685), (5, 5740011), (9, 3188895), (15, 1913337), (27, 1062965), (45, 637779), (135, 212593)]