7920848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1$

素因数の和:471

約数の個数: 40

約数和(自身を含む): 16722888

約数和(自身を除く): 8802040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 113, 208, 226, 337, 452, 674, 904, 1348, 1469, 1808, 2696, 2938, 4381, 5392, 5876, 8762, 11752, 17524, 23504, 35048, 38081, 70096, 76162, 152324, 304648, 495053, 609296, 990106, 1980212, 3960424, 7920848]

約数ペア:

[(1, 7920848), (2, 3960424), (4, 1980212), (8, 990106), (13, 609296), (16, 495053), (26, 304648), (52, 152324), (104, 76162), (113, 70096), (208, 38081), (226, 35048), (337, 23504), (452, 17524), (674, 11752), (904, 8762), (1348, 5876), (1469, 5392), (1808, 4381), (2696, 2938)]