66448431

素因数分解:

$3^4\times 7^1\times {\mathrm{117193}}^1$

素因数の和:117212

約数の個数: 20

約数和(自身を含む): 113443792

約数和(自身を除く): 46995361

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 117193, 351579, 820351, 1054737, 2461053, 3164211, 7383159, 9492633, 22149477, 66448431]

約数ペア:

[(1, 66448431), (3, 22149477), (7, 9492633), (9, 7383159), (21, 3164211), (27, 2461053), (63, 1054737), (81, 820351), (189, 351579), (567, 117193)]