31362128

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2617}}^1$

素因数の和:2739

約数の個数: 40

約数和(自身を含む): 70120512

約数和(自身を除く): 38758384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1498, 1712, 2617, 2996, 5234, 5992, 10468, 11984, 18319, 20936, 36638, 41872, 73276, 146552, 280019, 293104, 560038, 1120076, 1960133, 2240152, 3920266, 4480304, 7840532, 15681064, 31362128]

約数ペア:

[(1, 31362128), (2, 15681064), (4, 7840532), (7, 4480304), (8, 3920266), (14, 2240152), (16, 1960133), (28, 1120076), (56, 560038), (107, 293104), (112, 280019), (214, 146552), (428, 73276), (749, 41872), (856, 36638), (1498, 20936), (1712, 18319), (2617, 11984), (2996, 10468), (5234, 5992)]