28177047

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4451

約数の個数: 24

約数和(自身を含む): 43849728

約数和(自身を除く): 15672681

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 4391, 6417, 13173, 39519, 100993, 136121, 302979, 408363, 908937, 1225089, 3130783, 9392349, 28177047]

約数ペア:

[(1, 28177047), (3, 9392349), (9, 3130783), (23, 1225089), (31, 908937), (69, 408363), (93, 302979), (207, 136121), (279, 100993), (713, 39519), (2139, 13173), (4391, 6417)]