28138994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{23027}}^1$

素因数の和:23089

約数の個数: 16

約数和(自身を含む): 46424448

約数和(自身を除く): 18285454

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 23027, 46054, 299351, 598702, 1082269, 2164538, 14069497, 28138994]

約数ペア:

[(1, 28138994), (2, 14069497), (13, 2164538), (26, 1082269), (47, 598702), (94, 299351), (611, 46054), (1222, 23027)]