2991248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 40

約数和(自身を含む): 6358968

約数和(自身を除く): 3367720

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 197, 208, 292, 394, 584, 788, 949, 1168, 1576, 1898, 2561, 3152, 3796, 5122, 7592, 10244, 14381, 15184, 20488, 28762, 40976, 57524, 115048, 186953, 230096, 373906, 747812, 1495624, 2991248]

約数ペア:

[(1, 2991248), (2, 1495624), (4, 747812), (8, 373906), (13, 230096), (16, 186953), (26, 115048), (52, 57524), (73, 40976), (104, 28762), (146, 20488), (197, 15184), (208, 14381), (292, 10244), (394, 7592), (584, 5122), (788, 3796), (949, 3152), (1168, 2561), (1576, 1898)]