12878810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{733}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 26635392

約数和(自身を除く): 13756582

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 251, 502, 733, 1255, 1466, 1757, 2510, 3514, 3665, 5131, 7330, 8785, 10262, 17570, 25655, 51310, 183983, 367966, 919915, 1287881, 1839830, 2575762, 6439405, 12878810]

約数ペア:

[(1, 12878810), (2, 6439405), (5, 2575762), (7, 1839830), (10, 1287881), (14, 919915), (35, 367966), (70, 183983), (251, 51310), (502, 25655), (733, 17570), (1255, 10262), (1466, 8785), (1757, 7330), (2510, 5131), (3514, 3665)]