643601142

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{489803}}^1$

素因数の和:489884

約数の個数: 24

約数和(自身を含む): 1413574344

約数和(自身を除く): 769973202

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 489803, 979606, 1469409, 2938818, 4408227, 8816454, 35755619, 71511238, 107266857, 214533714, 321800571, 643601142]

約数ペア:

[(1, 643601142), (2, 321800571), (3, 214533714), (6, 107266857), (9, 71511238), (18, 35755619), (73, 8816454), (146, 4408227), (219, 2938818), (438, 1469409), (657, 979606), (1314, 489803)]