16540147

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 18500832

約数和(自身を除く): 1960685

約数列:

[1, 13, 37, 137, 251, 481, 1781, 3263, 5069, 9287, 34387, 65897, 120731, 447031, 1272319, 16540147]

約数ペア:

[(1, 16540147), (13, 1272319), (37, 447031), (137, 120731), (251, 65897), (481, 34387), (1781, 9287), (3263, 5069)]