7438004

素因数分解:

$2^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:432

約数の個数: 36

約数和(自身を含む): 15307236

約数和(自身を除く): 7869232

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 137, 196, 274, 277, 548, 554, 959, 1108, 1918, 1939, 3836, 3878, 6713, 7756, 13426, 13573, 26852, 27146, 37949, 54292, 75898, 151796, 265643, 531286, 1062572, 1859501, 3719002, 7438004]

約数ペア:

[(1, 7438004), (2, 3719002), (4, 1859501), (7, 1062572), (14, 531286), (28, 265643), (49, 151796), (98, 75898), (137, 54292), (196, 37949), (274, 27146), (277, 26852), (548, 13573), (554, 13426), (959, 7756), (1108, 6713), (1918, 3878), (1939, 3836)]