1977138121

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{299521}}^1$

素因数の和:299592

約数の個数: 16

約数和(自身を含む): 2415345408

約数和(自身を除く): 438207287

約数列:

[1, 7, 23, 41, 161, 287, 943, 6601, 299521, 2096647, 6888983, 12280361, 48222881, 85962527, 282448303, 1977138121]

約数ペア:

[(1, 1977138121), (7, 282448303), (23, 85962527), (41, 48222881), (161, 12280361), (287, 6888983), (943, 2096647), (6601, 299521)]