28541566456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{1637}}^1$

素因数の和:1913

約数の個数: 128

約数和(自身を含む): 62114532480

約数和(自身を除く): 33572966024

約数列:

[1, 2, 4, 8, 13, 23, 26, 37, 46, 52, 74, 92, 104, 148, 184, 197, 296, 299, 394, 481, 598, 788, 851, 962, 1196, 1576, 1637, 1702, 1924, 2392, 2561, 3274, 3404, 3848, 4531, 5122, 6548, 6808, 7289, 9062, 10244, 11063, 13096, 14578, 18124, 20488, 21281, 22126, 29156, 36248, 37651, 42562, 44252, 58312, 58903, 60569, 75302, 85124, 88504, 94757, 117806, 121138, 150604, 167647, 170248, 189514, 235612, 242276, 301208, 322489, 335294, 379028, 471224, 484552, 489463, 644978, 670588, 758056, 787397, 978926, 1289956, 1341176, 1393087, 1574794, 1957852, 2179411, 2579912, 2786174, 3149588, 3915704, 4192357, 4358822, 5572348, 6299176, 7417247, 8384714, 8717644, 11144696, 11932093, 14834494, 16769428, 17435288, 18110131, 23864186, 29668988, 33538856, 36220262, 47728372, 59337976, 72440524, 95456744, 96424211, 144881048, 155117209, 192848422, 274438139, 310234418, 385696844, 548876278, 620468836, 771393688, 1097752556, 1240937672, 2195505112, 3567695807, 7135391614, 14270783228, 28541566456]

約数ペア:

[(1, 28541566456), (2, 14270783228), (4, 7135391614), (8, 3567695807), (13, 2195505112), (23, 1240937672), (26, 1097752556), (37, 771393688), (46, 620468836), (52, 548876278), (74, 385696844), (92, 310234418), (104, 274438139), (148, 192848422), (184, 155117209), (197, 144881048), (296, 96424211), (299, 95456744), (394, 72440524), (481, 59337976), (598, 47728372), (788, 36220262), (851, 33538856), (962, 29668988), (1196, 23864186), (1576, 18110131), (1637, 17435288), (1702, 16769428), (1924, 14834494), (2392, 11932093), (2561, 11144696), (3274, 8717644), (3404, 8384714), (3848, 7417247), (4531, 6299176), (5122, 5572348), (6548, 4358822), (6808, 4192357), (7289, 3915704), (9062, 3149588), (10244, 2786174), (11063, 2579912), (13096, 2179411), (14578, 1957852), (18124, 1574794), (20488, 1393087), (21281, 1341176), (22126, 1289956), (29156, 978926), (36248, 787397), (37651, 758056), (42562, 670588), (44252, 644978), (58312, 489463), (58903, 484552), (60569, 471224), (75302, 379028), (85124, 335294), (88504, 322489), (94757, 301208), (117806, 242276), (121138, 235612), (150604, 189514), (167647, 170248)]