238348526

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{643}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 394359840

約数和(自身を除く): 156011314

約数列:

[1, 2, 13, 26, 53, 106, 269, 538, 643, 689, 1286, 1378, 3497, 6994, 8359, 14257, 16718, 28514, 34079, 68158, 172967, 185341, 345934, 370682, 443027, 886054, 2248571, 4497142, 9167251, 18334502, 119174263, 238348526]

約数ペア:

[(1, 238348526), (2, 119174263), (13, 18334502), (26, 9167251), (53, 4497142), (106, 2248571), (269, 886054), (538, 443027), (643, 370682), (689, 345934), (1286, 185341), (1378, 172967), (3497, 68158), (6994, 34079), (8359, 28514), (14257, 16718)]