2108015895

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18917}}^1$

素因数の和:18984

約数の個数: 64

約数和(自身を含む): 3922836480

約数和(自身を除く): 1814820585

約数列:

[1, 3, 5, 15, 17, 19, 23, 51, 57, 69, 85, 95, 115, 255, 285, 323, 345, 391, 437, 969, 1173, 1311, 1615, 1955, 2185, 4845, 5865, 6555, 7429, 18917, 22287, 37145, 56751, 94585, 111435, 283755, 321589, 359423, 435091, 964767, 1078269, 1305273, 1607945, 1797115, 2175455, 4823835, 5391345, 6110191, 6526365, 7396547, 8266729, 18330573, 22189641, 24800187, 30550955, 36982735, 41333645, 91652865, 110948205, 124000935, 140534393, 421603179, 702671965, 2108015895]

約数ペア:

[(1, 2108015895), (3, 702671965), (5, 421603179), (15, 140534393), (17, 124000935), (19, 110948205), (23, 91652865), (51, 41333645), (57, 36982735), (69, 30550955), (85, 24800187), (95, 22189641), (115, 18330573), (255, 8266729), (285, 7396547), (323, 6526365), (345, 6110191), (391, 5391345), (437, 4823835), (969, 2175455), (1173, 1797115), (1311, 1607945), (1615, 1305273), (1955, 1078269), (2185, 964767), (4845, 435091), (5865, 359423), (6555, 321589), (7429, 283755), (18917, 111435), (22287, 94585), (37145, 56751)]