1643824

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1129}}^1$

素因数の和:1157

約数の個数: 40

約数和(自身を含む): 3923360

約数和(自身を除く): 2279536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1129, 1456, 2258, 4516, 7903, 9032, 14677, 15806, 18064, 29354, 31612, 58708, 63224, 102739, 117416, 126448, 205478, 234832, 410956, 821912, 1643824]

約数ペア:

[(1, 1643824), (2, 821912), (4, 410956), (7, 234832), (8, 205478), (13, 126448), (14, 117416), (16, 102739), (26, 63224), (28, 58708), (52, 31612), (56, 29354), (91, 18064), (104, 15806), (112, 14677), (182, 9032), (208, 7903), (364, 4516), (728, 2258), (1129, 1456)]