131619292

素因数分解:

$2^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{9199}}^1$

素因数の和:9290

約数の個数: 36

約数和(自身を含む): 271639200

約数和(自身を除く): 140019908

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 146, 196, 292, 511, 1022, 2044, 3577, 7154, 9199, 14308, 18398, 36796, 64393, 128786, 257572, 450751, 671527, 901502, 1343054, 1803004, 2686108, 4700689, 9401378, 18802756, 32904823, 65809646, 131619292]

約数ペア:

[(1, 131619292), (2, 65809646), (4, 32904823), (7, 18802756), (14, 9401378), (28, 4700689), (49, 2686108), (73, 1803004), (98, 1343054), (146, 901502), (196, 671527), (292, 450751), (511, 257572), (1022, 128786), (2044, 64393), (3577, 36796), (7154, 18398), (9199, 14308)]