990691559

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{364627}}^1$

素因数の和:364670

約数の個数: 16

約数和(自身を含む): 1225150080

約数和(自身を除く): 234458521

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 364627, 4010897, 4740151, 6927913, 52141661, 76207043, 90062869, 990691559]

約数ペア:

[(1, 990691559), (11, 90062869), (13, 76207043), (19, 52141661), (143, 6927913), (209, 4740151), (247, 4010897), (2717, 364627)]