128971658

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{7559}}^1$

素因数の和:8029

約数の個数: 16

約数和(自身を含む): 204120000

約数和(自身を除く): 75148342

約数列:

[1, 2, 19, 38, 449, 898, 7559, 8531, 15118, 17062, 143621, 287242, 3393991, 6787982, 64485829, 128971658]

約数ペア:

[(1, 128971658), (2, 64485829), (19, 6787982), (38, 3393991), (449, 287242), (898, 143621), (7559, 17062), (8531, 15118)]