28240296

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1571}}^1$

素因数の和:1694

約数の個数: 64

約数和(自身を含む): 81492480

約数和(自身を除く): 53252184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 107, 168, 214, 321, 428, 642, 749, 856, 1284, 1498, 1571, 2247, 2568, 2996, 3142, 4494, 4713, 5992, 6284, 8988, 9426, 10997, 12568, 17976, 18852, 21994, 32991, 37704, 43988, 65982, 87976, 131964, 168097, 263928, 336194, 504291, 672388, 1008582, 1176679, 1344776, 2017164, 2353358, 3530037, 4034328, 4706716, 7060074, 9413432, 14120148, 28240296]

約数ペア:

[(1, 28240296), (2, 14120148), (3, 9413432), (4, 7060074), (6, 4706716), (7, 4034328), (8, 3530037), (12, 2353358), (14, 2017164), (21, 1344776), (24, 1176679), (28, 1008582), (42, 672388), (56, 504291), (84, 336194), (107, 263928), (168, 168097), (214, 131964), (321, 87976), (428, 65982), (642, 43988), (749, 37704), (856, 32991), (1284, 21994), (1498, 18852), (1571, 17976), (2247, 12568), (2568, 10997), (2996, 9426), (3142, 8988), (4494, 6284), (4713, 5992)]