81006915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{490951}}^1$

素因数の和:490970

約数の個数: 16

約数和(自身を含む): 141394176

約数和(自身を除く): 60387261

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 490951, 1472853, 2454755, 5400461, 7364265, 16201383, 27002305, 81006915]

約数ペア:

[(1, 81006915), (3, 27002305), (5, 16201383), (11, 7364265), (15, 5400461), (33, 2454755), (55, 1472853), (165, 490951)]