28290303

素因数分解:

$3^6\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 28

約数和(自身を含む): 42863088

約数和(自身を除く): 14572785

約数列:

[1, 3, 9, 27, 81, 151, 243, 257, 453, 729, 771, 1359, 2313, 4077, 6939, 12231, 20817, 36693, 38807, 62451, 110079, 116421, 187353, 349263, 1047789, 3143367, 9430101, 28290303]

約数ペア:

[(1, 28290303), (3, 9430101), (9, 3143367), (27, 1047789), (81, 349263), (151, 187353), (243, 116421), (257, 110079), (453, 62451), (729, 38807), (771, 36693), (1359, 20817), (2313, 12231), (4077, 6939)]