28391012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5009}}^1$

素因数の和:5135

約数の個数: 24

約数和(自身を含む): 54007800

約数和(自身を除く): 25616788

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5009, 5668, 10018, 20036, 65117, 130234, 260468, 545981, 1091962, 2183924, 7097753, 14195506, 28391012]

約数ペア:

[(1, 28391012), (2, 14195506), (4, 7097753), (13, 2183924), (26, 1091962), (52, 545981), (109, 260468), (218, 130234), (436, 65117), (1417, 20036), (2834, 10018), (5009, 5668)]