211229235

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2089}}^1$

素因数の和:2217

約数の個数: 64

約数和(自身を含む): 433382400

約数和(自身を除く): 222153165

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 107, 135, 189, 315, 321, 535, 749, 945, 963, 1605, 2089, 2247, 2889, 3745, 4815, 6267, 6741, 10445, 11235, 14445, 14623, 18801, 20223, 31335, 33705, 43869, 56403, 73115, 94005, 101115, 131607, 219345, 223523, 282015, 394821, 658035, 670569, 1117615, 1564661, 1974105, 2011707, 3352845, 4693983, 6035121, 7823305, 10058535, 14081949, 23469915, 30175605, 42245847, 70409745, 211229235]

約数ペア:

[(1, 211229235), (3, 70409745), (5, 42245847), (7, 30175605), (9, 23469915), (15, 14081949), (21, 10058535), (27, 7823305), (35, 6035121), (45, 4693983), (63, 3352845), (105, 2011707), (107, 1974105), (135, 1564661), (189, 1117615), (315, 670569), (321, 658035), (535, 394821), (749, 282015), (945, 223523), (963, 219345), (1605, 131607), (2089, 101115), (2247, 94005), (2889, 73115), (3745, 56403), (4815, 43869), (6267, 33705), (6741, 31335), (10445, 20223), (11235, 18801), (14445, 14623)]