28205408

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11447}}^1$

素因数の和:11475

約数の個数: 48

約数和(自身を含む): 69237504

約数和(自身を除く): 41032096

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 11447, 22894, 45788, 80129, 91576, 125917, 160258, 183152, 251834, 320516, 366304, 503668, 641032, 881419, 1007336, 1282064, 1762838, 2014672, 2564128, 3525676, 4029344, 7051352, 14102704, 28205408]

約数ペア:

[(1, 28205408), (2, 14102704), (4, 7051352), (7, 4029344), (8, 3525676), (11, 2564128), (14, 2014672), (16, 1762838), (22, 1282064), (28, 1007336), (32, 881419), (44, 641032), (56, 503668), (77, 366304), (88, 320516), (112, 251834), (154, 183152), (176, 160258), (224, 125917), (308, 91576), (352, 80129), (616, 45788), (1232, 22894), (2464, 11447)]