2642265

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{827}}^1$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 4650048

約数和(自身を除く): 2007783

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 827, 1065, 2481, 3195, 4135, 7443, 12405, 37215, 58717, 176151, 293585, 528453, 880755, 2642265]

約数ペア:

[(1, 2642265), (3, 880755), (5, 528453), (9, 293585), (15, 176151), (45, 58717), (71, 37215), (213, 12405), (355, 7443), (639, 4135), (827, 3195), (1065, 2481)]