71538021

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{418351}}^1$

素因数の和:418376

約数の個数: 12

約数和(自身を含む): 108771520

約数和(自身を除く): 37233499

約数列:

[1, 3, 9, 19, 57, 171, 418351, 1255053, 3765159, 7948669, 23846007, 71538021]

約数ペア:

[(1, 71538021), (3, 23846007), (9, 7948669), (19, 3765159), (57, 1255053), (171, 418351)]