12975519

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1087}}^1$

素因数の和:1286

約数の個数: 16

約数和(自身を含む): 18173952

約数和(自身を除く): 5198433

約数列:

[1, 3, 23, 69, 173, 519, 1087, 3261, 3979, 11937, 25001, 75003, 188051, 564153, 4325173, 12975519]

約数ペア:

[(1, 12975519), (3, 4325173), (23, 564153), (69, 188051), (173, 75003), (519, 25001), (1087, 11937), (3261, 3979)]