54720885

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{5519}}^1$

素因数の和:6188

約数の個数: 16

約数和(自身を含む): 87701760

約数和(自身を除く): 32980875

約数列:

[1, 3, 5, 15, 661, 1983, 3305, 5519, 9915, 16557, 27595, 82785, 3648059, 10944177, 18240295, 54720885]

約数ペア:

[(1, 54720885), (3, 18240295), (5, 10944177), (15, 3648059), (661, 82785), (1983, 27595), (3305, 16557), (5519, 9915)]