28123744

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{733}}^1$

素因数の和:863

約数の個数: 48

約数和(自身を含む): 61039440

約数和(自身を除く): 32915696

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 109, 176, 218, 352, 436, 733, 872, 1199, 1466, 1744, 2398, 2932, 3488, 4796, 5864, 8063, 9592, 11728, 16126, 19184, 23456, 32252, 38368, 64504, 79897, 129008, 159794, 258016, 319588, 639176, 878867, 1278352, 1757734, 2556704, 3515468, 7030936, 14061872, 28123744]

約数ペア:

[(1, 28123744), (2, 14061872), (4, 7030936), (8, 3515468), (11, 2556704), (16, 1757734), (22, 1278352), (32, 878867), (44, 639176), (88, 319588), (109, 258016), (176, 159794), (218, 129008), (352, 79897), (436, 64504), (733, 38368), (872, 32252), (1199, 23456), (1466, 19184), (1744, 16126), (2398, 11728), (2932, 9592), (3488, 8063), (4796, 5864)]