28052012

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 49984704

約数和(自身を除く): 21932692

約数列:

[1, 2, 4, 97, 194, 197, 367, 388, 394, 734, 788, 1468, 19109, 35599, 38218, 71198, 72299, 76436, 142396, 144598, 289196, 7013003, 14026006, 28052012]

約数ペア:

[(1, 28052012), (2, 14026006), (4, 7013003), (97, 289196), (194, 144598), (197, 142396), (367, 76436), (388, 72299), (394, 71198), (734, 38218), (788, 35599), (1468, 19109)]