2138898535

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1\times {\mathrm{18481}}^1$

素因数の和:18858

約数の個数: 16

約数和(自身を含む): 2608179840

約数和(自身を除く): 469281305

約数列:

[1, 5, 79, 293, 395, 1465, 18481, 23147, 92405, 115735, 1459999, 5414933, 7299995, 27074665, 427779707, 2138898535]

約数ペア:

[(1, 2138898535), (5, 427779707), (79, 27074665), (293, 7299995), (395, 5414933), (1465, 1459999), (18481, 115735), (23147, 92405)]