28709241

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{1879}}^1$

素因数の和:2356

約数の個数: 16

約数和(自身を含む): 41871360

約数和(自身を除く): 13162119

約数列:

[1, 3, 11, 33, 463, 1389, 1879, 5093, 5637, 15279, 20669, 62007, 869977, 2609931, 9569747, 28709241]

約数ペア:

[(1, 28709241), (3, 9569747), (11, 2609931), (33, 869977), (463, 62007), (1389, 20669), (1879, 15279), (5093, 5637)]