2166903128

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{37273}}^1$

素因数の和:37348

約数の個数: 48

約数和(自身を含む): 4501953720

約数和(自身を除く): 2335050592

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 169, 172, 338, 344, 559, 676, 1118, 1352, 2236, 4472, 7267, 14534, 29068, 37273, 58136, 74546, 149092, 298184, 484549, 969098, 1602739, 1938196, 3205478, 3876392, 6299137, 6410956, 12598274, 12821912, 20835607, 25196548, 41671214, 50393096, 83342428, 166684856, 270862891, 541725782, 1083451564, 2166903128]

約数ペア:

[(1, 2166903128), (2, 1083451564), (4, 541725782), (8, 270862891), (13, 166684856), (26, 83342428), (43, 50393096), (52, 41671214), (86, 25196548), (104, 20835607), (169, 12821912), (172, 12598274), (338, 6410956), (344, 6299137), (559, 3876392), (676, 3205478), (1118, 1938196), (1352, 1602739), (2236, 969098), (4472, 484549), (7267, 298184), (14534, 149092), (29068, 74546), (37273, 58136)]