54720675

素因数分解:

$3^2\times 5^2\times {\mathrm{243203}}^1$

素因数の和:243219

約数の個数: 18

約数和(自身を含む): 98011212

約数和(自身を除く): 43290537

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 243203, 729609, 1216015, 2188827, 3648045, 6080075, 10944135, 18240225, 54720675]

約数ペア:

[(1, 54720675), (3, 18240225), (5, 10944135), (9, 6080075), (15, 3648045), (25, 2188827), (45, 1216015), (75, 729609), (225, 243203)]