1920105

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1$

素因数の和:459

約数の個数: 40

約数和(自身を含む): 3763584

約数和(自身を除く): 1843479

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 431, 495, 891, 1293, 1485, 2155, 3879, 4455, 4741, 6465, 11637, 14223, 19395, 23705, 34911, 42669, 58185, 71115, 128007, 174555, 213345, 384021, 640035, 1920105]

約数ペア:

[(1, 1920105), (3, 640035), (5, 384021), (9, 213345), (11, 174555), (15, 128007), (27, 71115), (33, 58185), (45, 42669), (55, 34911), (81, 23705), (99, 19395), (135, 14223), (165, 11637), (297, 6465), (405, 4741), (431, 4455), (495, 3879), (891, 2155), (1293, 1485)]