256216986

素因数分解:

$2^1\times 3^3\times {\mathrm{1091}}^1\times {\mathrm{4349}}^1$

素因数の和:5451

約数の個数: 32

約数和(自身を含む): 570024000

約数和(自身を除く): 313807014

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1091, 2182, 3273, 4349, 6546, 8698, 9819, 13047, 19638, 26094, 29457, 39141, 58914, 78282, 117423, 234846, 4744759, 9489518, 14234277, 28468554, 42702831, 85405662, 128108493, 256216986]

約数ペア:

[(1, 256216986), (2, 128108493), (3, 85405662), (6, 42702831), (9, 28468554), (18, 14234277), (27, 9489518), (54, 4744759), (1091, 234846), (2182, 117423), (3273, 78282), (4349, 58914), (6546, 39141), (8698, 29457), (9819, 26094), (13047, 19638)]