53813871

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{809}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 82134000

約数和(自身を除く): 28320129

約数列:

[1, 3, 9, 19, 57, 171, 389, 809, 1167, 2427, 3501, 7281, 7391, 15371, 22173, 46113, 66519, 138339, 314701, 944103, 2832309, 5979319, 17937957, 53813871]

約数ペア:

[(1, 53813871), (3, 17937957), (9, 5979319), (19, 2832309), (57, 944103), (171, 314701), (389, 138339), (809, 66519), (1167, 46113), (2427, 22173), (3501, 15371), (7281, 7391)]