28240576

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^2\times {\mathrm{373}}^1$

素因数の和:418

約数の個数: 84

約数和(自身を含む): 69537072

約数和(自身を除く): 41296496

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 169, 182, 208, 224, 338, 364, 373, 416, 448, 676, 728, 746, 832, 1183, 1352, 1456, 1492, 2366, 2611, 2704, 2912, 2984, 4732, 4849, 5222, 5408, 5824, 5968, 9464, 9698, 10444, 10816, 11936, 18928, 19396, 20888, 23872, 33943, 37856, 38792, 41776, 63037, 67886, 75712, 77584, 83552, 126074, 135772, 155168, 167104, 252148, 271544, 310336, 441259, 504296, 543088, 882518, 1008592, 1086176, 1765036, 2017184, 2172352, 3530072, 4034368, 7060144, 14120288, 28240576]

約数ペア:

[(1, 28240576), (2, 14120288), (4, 7060144), (7, 4034368), (8, 3530072), (13, 2172352), (14, 2017184), (16, 1765036), (26, 1086176), (28, 1008592), (32, 882518), (52, 543088), (56, 504296), (64, 441259), (91, 310336), (104, 271544), (112, 252148), (169, 167104), (182, 155168), (208, 135772), (224, 126074), (338, 83552), (364, 77584), (373, 75712), (416, 67886), (448, 63037), (676, 41776), (728, 38792), (746, 37856), (832, 33943), (1183, 23872), (1352, 20888), (1456, 19396), (1492, 18928), (2366, 11936), (2611, 10816), (2704, 10444), (2912, 9698), (2984, 9464), (4732, 5968), (4849, 5824), (5222, 5408)]