68161639

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{18269}}^1$

素因数の和:18330

約数の個数: 16

約数和(自身を含む): 85942080

約数和(自身を除く): 17780441

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 18269, 127883, 237497, 749029, 1662479, 5243203, 9737377, 68161639]

約数ペア:

[(1, 68161639), (7, 9737377), (13, 5243203), (41, 1662479), (91, 749029), (287, 237497), (533, 127883), (3731, 18269)]