13345983

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:644

約数の個数: 36

約数和(自身を含む): 22888008

約数和(自身を除く): 9542025

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 571, 1113, 1713, 2597, 3339, 3997, 5139, 7791, 11991, 23373, 27979, 30263, 35973, 83937, 90789, 211841, 251811, 272367, 635523, 1482887, 1906569, 4448661, 13345983]

約数ペア:

[(1, 13345983), (3, 4448661), (7, 1906569), (9, 1482887), (21, 635523), (49, 272367), (53, 251811), (63, 211841), (147, 90789), (159, 83937), (371, 35973), (441, 30263), (477, 27979), (571, 23373), (1113, 11991), (1713, 7791), (2597, 5139), (3339, 3997)]