28115256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{929}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 76557600

約数和(自身を除く): 48442344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 97, 104, 156, 194, 291, 312, 388, 582, 776, 929, 1164, 1261, 1858, 2328, 2522, 2787, 3716, 3783, 5044, 5574, 7432, 7566, 10088, 11148, 12077, 15132, 22296, 24154, 30264, 36231, 48308, 72462, 90113, 96616, 144924, 180226, 270339, 289848, 360452, 540678, 720904, 1081356, 1171469, 2162712, 2342938, 3514407, 4685876, 7028814, 9371752, 14057628, 28115256]

約数ペア:

[(1, 28115256), (2, 14057628), (3, 9371752), (4, 7028814), (6, 4685876), (8, 3514407), (12, 2342938), (13, 2162712), (24, 1171469), (26, 1081356), (39, 720904), (52, 540678), (78, 360452), (97, 289848), (104, 270339), (156, 180226), (194, 144924), (291, 96616), (312, 90113), (388, 72462), (582, 48308), (776, 36231), (929, 30264), (1164, 24154), (1261, 22296), (1858, 15132), (2328, 12077), (2522, 11148), (2787, 10088), (3716, 7566), (3783, 7432), (5044, 5574)]