990738

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{2621}}^1$

素因数の和:2639

約数の個数: 32

約数和(自身を含む): 2517120

約数和(自身を除く): 1526382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 2621, 5242, 7863, 15726, 18347, 23589, 36694, 47178, 55041, 70767, 110082, 141534, 165123, 330246, 495369, 990738]

約数ペア:

[(1, 990738), (2, 495369), (3, 330246), (6, 165123), (7, 141534), (9, 110082), (14, 70767), (18, 55041), (21, 47178), (27, 36694), (42, 23589), (54, 18347), (63, 15726), (126, 7863), (189, 5242), (378, 2621)]