2800604821

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^2\times {\mathrm{787}}^1$

素因数の和:902

約数の個数: 36

約数和(自身を含む): 3461709216

約数和(自身を除く): 661104395

約数列:

[1, 7, 23, 31, 161, 217, 529, 713, 787, 961, 3703, 4991, 5509, 6727, 16399, 18101, 22103, 24397, 114793, 126707, 154721, 170779, 416323, 508369, 561131, 756307, 2914261, 3558583, 3927917, 5294149, 12906013, 17395061, 90342091, 121765427, 400086403, 2800604821]

約数ペア:

[(1, 2800604821), (7, 400086403), (23, 121765427), (31, 90342091), (161, 17395061), (217, 12906013), (529, 5294149), (713, 3927917), (787, 3558583), (961, 2914261), (3703, 756307), (4991, 561131), (5509, 508369), (6727, 416323), (16399, 170779), (18101, 154721), (22103, 126707), (24397, 114793)]