3991144

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 7920000

約数和(自身を除く): 3928856

約数列:

[1, 2, 4, 8, 23, 46, 92, 109, 184, 199, 218, 398, 436, 796, 872, 1592, 2507, 4577, 5014, 9154, 10028, 18308, 20056, 21691, 36616, 43382, 86764, 173528, 498893, 997786, 1995572, 3991144]

約数ペア:

[(1, 3991144), (2, 1995572), (4, 997786), (8, 498893), (23, 173528), (46, 86764), (92, 43382), (109, 36616), (184, 21691), (199, 20056), (218, 18308), (398, 10028), (436, 9154), (796, 5014), (872, 4577), (1592, 2507)]