28719252

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{7187}}^1$

素因数の和:7237

約数の個数: 48

約数和(自身を含む): 76480320

約数和(自身を除く): 47761068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 7187, 14374, 21561, 28748, 43122, 64683, 86244, 129366, 194049, 258732, 265919, 388098, 531838, 776196, 797757, 1063676, 1595514, 2393271, 3191028, 4786542, 7179813, 9573084, 14359626, 28719252]

約数ペア:

[(1, 28719252), (2, 14359626), (3, 9573084), (4, 7179813), (6, 4786542), (9, 3191028), (12, 2393271), (18, 1595514), (27, 1063676), (36, 797757), (37, 776196), (54, 531838), (74, 388098), (108, 265919), (111, 258732), (148, 194049), (222, 129366), (333, 86244), (444, 64683), (666, 43122), (999, 28748), (1332, 21561), (1998, 14374), (3996, 7187)]