28064988

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{37123}}^1$

素因数の和:37143

約数の個数: 48

約数和(自身を含む): 83157760

約数和(自身を除く): 55092772

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, 37123, 74246, 111369, 148492, 222738, 259861, 334107, 445476, 519722, 668214, 779583, 1002321, 1039444, 1336428, 1559166, 2004642, 2338749, 3118332, 4009284, 4677498, 7016247, 9354996, 14032494, 28064988]

約数ペア:

[(1, 28064988), (2, 14032494), (3, 9354996), (4, 7016247), (6, 4677498), (7, 4009284), (9, 3118332), (12, 2338749), (14, 2004642), (18, 1559166), (21, 1336428), (27, 1039444), (28, 1002321), (36, 779583), (42, 668214), (54, 519722), (63, 445476), (84, 334107), (108, 259861), (126, 222738), (189, 148492), (252, 111369), (378, 74246), (756, 37123)]