16820325

素因数分解:

$3^3\times 5^2\times {\mathrm{24919}}^1$

素因数の和:24938

約数の個数: 24

約数和(自身を含む): 30900800

約数和(自身を除く): 14080475

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 24919, 74757, 124595, 224271, 373785, 622975, 672813, 1121355, 1868925, 3364065, 5606775, 16820325]

約数ペア:

[(1, 16820325), (3, 5606775), (5, 3364065), (9, 1868925), (15, 1121355), (25, 672813), (27, 622975), (45, 373785), (75, 224271), (135, 124595), (225, 74757), (675, 24919)]