28015768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1321}}^1$

素因数の和:1579

約数の個数: 32

約数和(自身を含む): 57586320

約数和(自身を除く): 29570552

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 241, 482, 964, 1321, 1928, 2642, 2651, 5284, 5302, 10568, 10604, 14531, 21208, 29062, 58124, 116248, 318361, 636722, 1273444, 2546888, 3501971, 7003942, 14007884, 28015768]

約数ペア:

[(1, 28015768), (2, 14007884), (4, 7003942), (8, 3501971), (11, 2546888), (22, 1273444), (44, 636722), (88, 318361), (241, 116248), (482, 58124), (964, 29062), (1321, 21208), (1928, 14531), (2642, 10604), (2651, 10568), (5284, 5302)]