28938448

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 70995456

約数和(自身を除く): 42057008

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 83, 88, 112, 154, 166, 176, 283, 308, 332, 566, 581, 616, 664, 913, 1132, 1162, 1232, 1328, 1826, 1981, 2264, 2324, 3113, 3652, 3962, 4528, 4648, 6226, 6391, 7304, 7924, 9296, 12452, 12782, 14608, 15848, 21791, 23489, 24904, 25564, 31696, 43582, 46978, 49808, 51128, 87164, 93956, 102256, 164423, 174328, 187912, 258379, 328846, 348656, 375824, 516758, 657692, 1033516, 1315384, 1808653, 2067032, 2630768, 3617306, 4134064, 7234612, 14469224, 28938448]

約数ペア:

[(1, 28938448), (2, 14469224), (4, 7234612), (7, 4134064), (8, 3617306), (11, 2630768), (14, 2067032), (16, 1808653), (22, 1315384), (28, 1033516), (44, 657692), (56, 516758), (77, 375824), (83, 348656), (88, 328846), (112, 258379), (154, 187912), (166, 174328), (176, 164423), (283, 102256), (308, 93956), (332, 87164), (566, 51128), (581, 49808), (616, 46978), (664, 43582), (913, 31696), (1132, 25564), (1162, 24904), (1232, 23489), (1328, 21791), (1826, 15848), (1981, 14608), (2264, 12782), (2324, 12452), (3113, 9296), (3652, 7924), (3962, 7304), (4528, 6391), (4648, 6226)]