390555

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 760320

約数和(自身を除く): 369765

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 263, 297, 495, 789, 1315, 1485, 2367, 2893, 3945, 7101, 8679, 11835, 14465, 26037, 35505, 43395, 78111, 130185, 390555]

約数ペア:

[(1, 390555), (3, 130185), (5, 78111), (9, 43395), (11, 35505), (15, 26037), (27, 14465), (33, 11835), (45, 8679), (55, 7101), (99, 3945), (135, 2893), (165, 2367), (263, 1485), (297, 1315), (495, 789)]