6731985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 12902400

約数和(自身を除く): 6170415

約数列:

[1, 3, 5, 13, 15, 19, 23, 39, 57, 65, 69, 79, 95, 115, 195, 237, 247, 285, 299, 345, 395, 437, 741, 897, 1027, 1185, 1235, 1311, 1495, 1501, 1817, 2185, 3081, 3705, 4485, 4503, 5135, 5451, 5681, 6555, 7505, 9085, 15405, 17043, 19513, 22515, 23621, 27255, 28405, 34523, 58539, 70863, 85215, 97565, 103569, 118105, 172615, 292695, 354315, 448799, 517845, 1346397, 2243995, 6731985]

約数ペア:

[(1, 6731985), (3, 2243995), (5, 1346397), (13, 517845), (15, 448799), (19, 354315), (23, 292695), (39, 172615), (57, 118105), (65, 103569), (69, 97565), (79, 85215), (95, 70863), (115, 58539), (195, 34523), (237, 28405), (247, 27255), (285, 23621), (299, 22515), (345, 19513), (395, 17043), (437, 15405), (741, 9085), (897, 7505), (1027, 6555), (1185, 5681), (1235, 5451), (1311, 5135), (1495, 4503), (1501, 4485), (1817, 3705), (2185, 3081)]