81550448

素因数分解:

$2^4\times 7^1\times {\mathrm{728129}}^1$

素因数の和:728144

約数の個数: 20

約数和(自身を含む): 180576240

約数和(自身を除く): 99025792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 728129, 1456258, 2912516, 5096903, 5825032, 10193806, 11650064, 20387612, 40775224, 81550448]

約数ペア:

[(1, 81550448), (2, 40775224), (4, 20387612), (7, 11650064), (8, 10193806), (14, 5825032), (16, 5096903), (28, 2912516), (56, 1456258), (112, 728129)]