128555278

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{6211}}^1$

素因数の和:6423

約数の個数: 16

約数和(自身を含む): 196796160

約数和(自身を除く): 68240882

約数列:

[1, 2, 79, 131, 158, 262, 6211, 10349, 12422, 20698, 490669, 813641, 981338, 1627282, 64277639, 128555278]

約数ペア:

[(1, 128555278), (2, 64277639), (79, 1627282), (131, 981338), (158, 813641), (262, 490669), (6211, 20698), (10349, 12422)]