1289806431

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{7993}}^1$

素因数の和:8183

約数の個数: 24

約数和(自身を含む): 1827428400

約数和(自身を除く): 537621969

約数列:

[1, 3, 19, 57, 149, 361, 447, 1083, 2831, 7993, 8493, 23979, 53789, 151867, 161367, 455601, 1190957, 2885473, 3572871, 8656419, 22628183, 67884549, 429935477, 1289806431]

約数ペア:

[(1, 1289806431), (3, 429935477), (19, 67884549), (57, 22628183), (149, 8656419), (361, 3572871), (447, 2885473), (1083, 1190957), (2831, 455601), (7993, 161367), (8493, 151867), (23979, 53789)]