28278344

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{617}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 56398680

約数和(自身を除く): 28120336

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 337, 617, 674, 1234, 1348, 2468, 2696, 4936, 5729, 10489, 11458, 20978, 22916, 41956, 45832, 83912, 207929, 415858, 831716, 1663432, 3534793, 7069586, 14139172, 28278344]

約数ペア:

[(1, 28278344), (2, 14139172), (4, 7069586), (8, 3534793), (17, 1663432), (34, 831716), (68, 415858), (136, 207929), (337, 83912), (617, 45832), (674, 41956), (1234, 22916), (1348, 20978), (2468, 11458), (2696, 10489), (4936, 5729)]