12856725

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{907}}^1$

素因数の和:936

約数の個数: 60

約数和(自身を含む): 27247264

約数和(自身を除く): 14390539

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 315, 405, 525, 567, 675, 907, 945, 1575, 2025, 2721, 2835, 4535, 4725, 6349, 8163, 13605, 14175, 19047, 22675, 24489, 31745, 40815, 57141, 68025, 73467, 95235, 122445, 158725, 171423, 204075, 285705, 367335, 476175, 514269, 612225, 857115, 1428525, 1836675, 2571345, 4285575, 12856725]

約数ペア:

[(1, 12856725), (3, 4285575), (5, 2571345), (7, 1836675), (9, 1428525), (15, 857115), (21, 612225), (25, 514269), (27, 476175), (35, 367335), (45, 285705), (63, 204075), (75, 171423), (81, 158725), (105, 122445), (135, 95235), (175, 73467), (189, 68025), (225, 57141), (315, 40815), (405, 31745), (525, 24489), (567, 22675), (675, 19047), (907, 14175), (945, 13605), (1575, 8163), (2025, 6349), (2721, 4725), (2835, 4535)]