221327402

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1\times {\mathrm{1979}}^1$

素因数の和:2461

約数の個数: 16

約数和(自身を含む): 335016000

約数和(自身を除く): 113688598

約数列:

[1, 2, 199, 281, 398, 562, 1979, 3958, 55919, 111838, 393821, 556099, 787642, 1112198, 110663701, 221327402]

約数ペア:

[(1, 221327402), (2, 110663701), (199, 1112198), (281, 787642), (398, 556099), (562, 393821), (1979, 111838), (3958, 55919)]