2549988

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{3373}}^1$

素因数の和:3393

約数の個数: 48

約数和(自身を含む): 7557760

約数和(自身を除く): 5007772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 3373, 6746, 10119, 13492, 20238, 23611, 30357, 40476, 47222, 60714, 70833, 91071, 94444, 121428, 141666, 182142, 212499, 283332, 364284, 424998, 637497, 849996, 1274994, 2549988]

約数ペア:

[(1, 2549988), (2, 1274994), (3, 849996), (4, 637497), (6, 424998), (7, 364284), (9, 283332), (12, 212499), (14, 182142), (18, 141666), (21, 121428), (27, 94444), (28, 91071), (36, 70833), (42, 60714), (54, 47222), (63, 40476), (84, 30357), (108, 23611), (126, 20238), (189, 13492), (252, 10119), (378, 6746), (756, 3373)]