287657433

素因数分解:

$3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{13469}}^1$

素因数の和:13598

約数の個数: 32

約数和(自身を含む): 491385600

約数和(自身を除く): 203728167

約数列:

[1, 3, 7, 9, 21, 27, 63, 113, 189, 339, 791, 1017, 2373, 3051, 7119, 13469, 21357, 40407, 94283, 121221, 282849, 363663, 848547, 1521997, 2545641, 4565991, 10653979, 13697973, 31961937, 41093919, 95885811, 287657433]

約数ペア:

[(1, 287657433), (3, 95885811), (7, 41093919), (9, 31961937), (21, 13697973), (27, 10653979), (63, 4565991), (113, 2545641), (189, 1521997), (339, 848547), (791, 363663), (1017, 282849), (2373, 121221), (3051, 94283), (7119, 40407), (13469, 21357)]