879221

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:200

約数の個数: 16

約数和(自身を含む): 1081344

約数和(自身を除く): 202123

約数列:

[1, 7, 23, 43, 127, 161, 301, 889, 989, 2921, 5461, 6923, 20447, 38227, 125603, 879221]

約数ペア:

[(1, 879221), (7, 125603), (23, 38227), (43, 20447), (127, 6923), (161, 5461), (301, 2921), (889, 989)]