26995697211

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1\times {\mathrm{757}}^1$

素因数の和:1568

約数の個数: 64

約数和(自身を含む): 43738419200

約数和(自身を除く): 16742721989

約数列:

[1, 3, 7, 19, 21, 57, 133, 139, 399, 417, 643, 757, 973, 1929, 2271, 2641, 2919, 4501, 5299, 7923, 12217, 13503, 14383, 15897, 18487, 36651, 43149, 55461, 85519, 89377, 100681, 105223, 256557, 268131, 302043, 315669, 486751, 625639, 736561, 1460253, 1698163, 1876917, 1999237, 2209683, 3407257, 5094489, 5997711, 9248269, 10221771, 11887141, 13994659, 27744807, 35661423, 41983977, 64737883, 67658389, 194213649, 202975167, 473608723, 1285509391, 1420826169, 3856528173, 8998565737, 26995697211]

約数ペア:

[(1, 26995697211), (3, 8998565737), (7, 3856528173), (19, 1420826169), (21, 1285509391), (57, 473608723), (133, 202975167), (139, 194213649), (399, 67658389), (417, 64737883), (643, 41983977), (757, 35661423), (973, 27744807), (1929, 13994659), (2271, 11887141), (2641, 10221771), (2919, 9248269), (4501, 5997711), (5299, 5094489), (7923, 3407257), (12217, 2209683), (13503, 1999237), (14383, 1876917), (15897, 1698163), (18487, 1460253), (36651, 736561), (43149, 625639), (55461, 486751), (85519, 315669), (89377, 302043), (100681, 268131), (105223, 256557)]