28133172

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{21121}}^1$

素因数の和:21168

約数の個数: 36

約数和(自身を含む): 73039876

約数和(自身を除く): 44906704

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 21121, 42242, 63363, 84484, 126726, 190089, 253452, 380178, 760356, 781477, 1562954, 2344431, 3125908, 4688862, 7033293, 9377724, 14066586, 28133172]

約数ペア:

[(1, 28133172), (2, 14066586), (3, 9377724), (4, 7033293), (6, 4688862), (9, 3125908), (12, 2344431), (18, 1562954), (36, 781477), (37, 760356), (74, 380178), (111, 253452), (148, 190089), (222, 126726), (333, 84484), (444, 63363), (666, 42242), (1332, 21121)]