3989944

素因数分解:

$2^3\times 7^1\times {\mathrm{71249}}^1$

素因数の和:71262

約数の個数: 16

約数和(自身を含む): 8550000

約数和(自身を除く): 4560056

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71249, 142498, 284996, 498743, 569992, 997486, 1994972, 3989944]

約数ペア:

[(1, 3989944), (2, 1994972), (4, 997486), (7, 569992), (8, 498743), (14, 284996), (28, 142498), (56, 71249)]