28942473

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^2$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 45530688

約数和(自身を除く): 16588215

約数列:

[1, 3, 7, 21, 37, 111, 193, 259, 579, 777, 1351, 4053, 7141, 21423, 37249, 49987, 111747, 149961, 260743, 782229, 1378213, 4134639, 9647491, 28942473]

約数ペア:

[(1, 28942473), (3, 9647491), (7, 4134639), (21, 1378213), (37, 782229), (111, 260743), (193, 149961), (259, 111747), (579, 49987), (777, 37249), (1351, 21423), (4053, 7141)]