28734363

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10607}}^1$

素因数の和:10663

約数の個数: 24

約数和(自身を含む): 48542208

約数和(自身を除く): 19807845

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 10607, 31821, 74249, 95463, 222747, 456101, 668241, 1368303, 3192707, 4104909, 9578121, 28734363]

約数ペア:

[(1, 28734363), (3, 9578121), (7, 4104909), (9, 3192707), (21, 1368303), (43, 668241), (63, 456101), (129, 222747), (301, 95463), (387, 74249), (903, 31821), (2709, 10607)]