977976461

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{208213}}^1$

素因数の和:208292

約数の個数: 16

約数和(自身を含む): 1239289728

約数和(自身を除く): 261313267

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 208213, 1457491, 2290343, 12700993, 16032401, 88906951, 139710923, 977976461]

約数ペア:

[(1, 977976461), (7, 139710923), (11, 88906951), (61, 16032401), (77, 12700993), (427, 2290343), (671, 1457491), (4697, 208213)]