1287117

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:234

約数の個数: 32

約数和(自身を含む): 2172800

約数和(自身を除く): 885683

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 193, 247, 351, 513, 579, 741, 1737, 2223, 2509, 3667, 5211, 6669, 7527, 11001, 22581, 33003, 47671, 67743, 99009, 143013, 429039, 1287117]

約数ペア:

[(1, 1287117), (3, 429039), (9, 143013), (13, 99009), (19, 67743), (27, 47671), (39, 33003), (57, 22581), (117, 11001), (171, 7527), (193, 6669), (247, 5211), (351, 3667), (513, 2509), (579, 2223), (741, 1737)]