253831539

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{1097}}^1$

素因数の和:1479

約数の個数: 32

約数和(自身を含む): 387374400

約数和(自身を除く): 133542861

約数列:

[1, 3, 13, 17, 39, 51, 221, 349, 663, 1047, 1097, 3291, 4537, 5933, 13611, 14261, 17799, 18649, 42783, 55947, 77129, 231387, 242437, 382853, 727311, 1148559, 4977089, 6508501, 14931267, 19525503, 84610513, 253831539]

約数ペア:

[(1, 253831539), (3, 84610513), (13, 19525503), (17, 14931267), (39, 6508501), (51, 4977089), (221, 1148559), (349, 727311), (663, 382853), (1047, 242437), (1097, 231387), (3291, 77129), (4537, 55947), (5933, 42783), (13611, 18649), (14261, 17799)]