858705028

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{21569}}^1$

素因数の和:21879

約数の個数: 24

約数和(自身を含む): 1549157400

約数和(自身を除く): 690452372

約数列:

[1, 2, 4, 37, 74, 148, 269, 538, 1076, 9953, 19906, 21569, 39812, 43138, 86276, 798053, 1596106, 3192212, 5802061, 11604122, 23208244, 214676257, 429352514, 858705028]

約数ペア:

[(1, 858705028), (2, 429352514), (4, 214676257), (37, 23208244), (74, 11604122), (148, 5802061), (269, 3192212), (538, 1596106), (1076, 798053), (9953, 86276), (19906, 43138), (21569, 39812)]