28295428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{829}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 60238080

約数和(自身を除く): 31942652

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 53, 92, 106, 161, 212, 322, 371, 644, 742, 829, 1219, 1484, 1658, 2438, 3316, 4876, 5803, 8533, 11606, 17066, 19067, 23212, 34132, 38134, 43937, 76268, 87874, 133469, 175748, 266938, 307559, 533876, 615118, 1010551, 1230236, 2021102, 4042204, 7073857, 14147714, 28295428]

約数ペア:

[(1, 28295428), (2, 14147714), (4, 7073857), (7, 4042204), (14, 2021102), (23, 1230236), (28, 1010551), (46, 615118), (53, 533876), (92, 307559), (106, 266938), (161, 175748), (212, 133469), (322, 87874), (371, 76268), (644, 43937), (742, 38134), (829, 34132), (1219, 23212), (1484, 19067), (1658, 17066), (2438, 11606), (3316, 8533), (4876, 5803)]