128518994

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{6151}}^1$

素因数の和:6521

約数の個数: 16

約数和(自身を含む): 199620096

約数和(自身を除く): 71101102

約数列:

[1, 2, 31, 62, 337, 674, 6151, 10447, 12302, 20894, 190681, 381362, 2072887, 4145774, 64259497, 128518994]

約数ペア:

[(1, 128518994), (2, 64259497), (31, 4145774), (62, 2072887), (337, 381362), (674, 190681), (6151, 20894), (10447, 12302)]