7906983

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{149}}^1$

素因数の和:204

約数の個数: 36

約数和(自身を含む): 13030200

約数和(自身を除く): 5123217

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 149, 361, 399, 447, 931, 1043, 1083, 2527, 2793, 2831, 3129, 7301, 7581, 8493, 17689, 19817, 21903, 53067, 53789, 59451, 138719, 161367, 376523, 416157, 1129569, 2635661, 7906983]

約数ペア:

[(1, 7906983), (3, 2635661), (7, 1129569), (19, 416157), (21, 376523), (49, 161367), (57, 138719), (133, 59451), (147, 53789), (149, 53067), (361, 21903), (399, 19817), (447, 17689), (931, 8493), (1043, 7581), (1083, 7301), (2527, 3129), (2793, 2831)]