778801772

素因数分解:

$2^2\times 7^1\times {\mathrm{1367}}^1\times {\mathrm{20347}}^1$

素因数の和:21725

約数の個数: 24

約数和(自身を含む): 1558819584

約数和(自身を除く): 780017812

約数列:

[1, 2, 4, 7, 14, 28, 1367, 2734, 5468, 9569, 19138, 20347, 38276, 40694, 81388, 142429, 284858, 569716, 27814349, 55628698, 111257396, 194700443, 389400886, 778801772]

約数ペア:

[(1, 778801772), (2, 389400886), (4, 194700443), (7, 111257396), (14, 55628698), (28, 27814349), (1367, 569716), (2734, 284858), (5468, 142429), (9569, 81388), (19138, 40694), (20347, 38276)]