390789738

素因数分解:

$2^1\times 3^3\times {\mathrm{401}}^1\times {\mathrm{18047}}^1$

素因数の和:18459

約数の個数: 32

約数和(自身を含む): 870635520

約数和(自身を除く): 479845782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 401, 802, 1203, 2406, 3609, 7218, 10827, 18047, 21654, 36094, 54141, 108282, 162423, 324846, 487269, 974538, 7236847, 14473694, 21710541, 43421082, 65131623, 130263246, 195394869, 390789738]

約数ペア:

[(1, 390789738), (2, 195394869), (3, 130263246), (6, 65131623), (9, 43421082), (18, 21710541), (27, 14473694), (54, 7236847), (401, 974538), (802, 487269), (1203, 324846), (2406, 162423), (3609, 108282), (7218, 54141), (10827, 36094), (18047, 21654)]