123720715

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1\times {\mathrm{1069}}^1$

素因数の和:1446

約数の個数: 16

約数和(自身を含む): 150998400

約数和(自身を除く): 27277685

約数列:

[1, 5, 79, 293, 395, 1069, 1465, 5345, 23147, 84451, 115735, 313217, 422255, 1566085, 24744143, 123720715]

約数ペア:

[(1, 123720715), (5, 24744143), (79, 1566085), (293, 422255), (395, 313217), (1069, 115735), (1465, 84451), (5345, 23147)]