289550128

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{112403}}^1$

素因数の和:112441

約数の個数: 40

約数和(自身を含む): 669028608

約数和(自身を除く): 379478480

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 112403, 224806, 449612, 786821, 899224, 1573642, 1798448, 2585269, 3147284, 5170538, 6294568, 10341076, 12589136, 18096883, 20682152, 36193766, 41364304, 72387532, 144775064, 289550128]

約数ペア:

[(1, 289550128), (2, 144775064), (4, 72387532), (7, 41364304), (8, 36193766), (14, 20682152), (16, 18096883), (23, 12589136), (28, 10341076), (46, 6294568), (56, 5170538), (92, 3147284), (112, 2585269), (161, 1798448), (184, 1573642), (322, 899224), (368, 786821), (644, 449612), (1288, 224806), (2576, 112403)]