56127729

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 95477760

約数和(自身を除く): 39350031

約数列:

[1, 3, 7, 19, 21, 41, 47, 57, 73, 123, 133, 141, 219, 287, 329, 399, 511, 779, 861, 893, 987, 1387, 1533, 1927, 2337, 2679, 2993, 3431, 4161, 5453, 5781, 6251, 8979, 9709, 10293, 13489, 16359, 18753, 20951, 24017, 29127, 36613, 40467, 56867, 62853, 65189, 72051, 109839, 140671, 170601, 195567, 256291, 398069, 422013, 456323, 768873, 984697, 1194207, 1368969, 2672749, 2954091, 8018247, 18709243, 56127729]

約数ペア:

[(1, 56127729), (3, 18709243), (7, 8018247), (19, 2954091), (21, 2672749), (41, 1368969), (47, 1194207), (57, 984697), (73, 768873), (123, 456323), (133, 422013), (141, 398069), (219, 256291), (287, 195567), (329, 170601), (399, 140671), (511, 109839), (779, 72051), (861, 65189), (893, 62853), (987, 56867), (1387, 40467), (1533, 36613), (1927, 29127), (2337, 24017), (2679, 20951), (2993, 18753), (3431, 16359), (4161, 13489), (5453, 10293), (5781, 9709), (6251, 8979)]