1387168

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:724

約数の個数: 24

約数和(自身を含む): 2776032

約数和(自身を除く): 1388864

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 647, 1072, 1294, 2144, 2588, 5176, 10352, 20704, 43349, 86698, 173396, 346792, 693584, 1387168]

約数ペア:

[(1, 1387168), (2, 693584), (4, 346792), (8, 173396), (16, 86698), (32, 43349), (67, 20704), (134, 10352), (268, 5176), (536, 2588), (647, 2144), (1072, 1294)]