1280329478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{309109}}^1$

素因数の和:309239

約数の個数: 16

約数和(自身を含む): 2040126000

約数和(自身を除く): 759796522

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 309109, 618218, 5873071, 11746142, 33692881, 67385762, 640164739, 1280329478]

約数ペア:

[(1, 1280329478), (2, 640164739), (19, 67385762), (38, 33692881), (109, 11746142), (218, 5873071), (2071, 618218), (4142, 309109)]