53680887

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{16993}}^1$

素因数の和:17021

約数の個数: 24

約数和(自身を含む): 86601424

約数和(自身を除く): 32920537

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 16993, 50979, 152937, 220909, 458811, 662727, 1376433, 1988181, 4129299, 5964543, 17893629, 53680887]

約数ペア:

[(1, 53680887), (3, 17893629), (9, 5964543), (13, 4129299), (27, 1988181), (39, 1376433), (81, 662727), (117, 458811), (243, 220909), (351, 152937), (1053, 50979), (3159, 16993)]