197468310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{506329}}^1$

素因数の和:506352

約数の個数: 32

約数和(自身を含む): 510380640

約数和(自身を除く): 312912330

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 506329, 1012658, 1518987, 2531645, 3037974, 5063290, 6582277, 7594935, 13164554, 15189870, 19746831, 32911385, 39493662, 65822770, 98734155, 197468310]

約数ペア:

[(1, 197468310), (2, 98734155), (3, 65822770), (5, 39493662), (6, 32911385), (10, 19746831), (13, 15189870), (15, 13164554), (26, 7594935), (30, 6582277), (39, 5063290), (65, 3037974), (78, 2531645), (130, 1518987), (195, 1012658), (390, 506329)]