66709279

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{1693}}^1$

素因数の和:2146

約数の個数: 16

約数和(自身を含む): 82341952

約数和(自身を除く): 15632673

約数列:

[1, 7, 13, 91, 433, 1693, 3031, 5629, 11851, 22009, 39403, 154063, 733069, 5131483, 9529897, 66709279]

約数ペア:

[(1, 66709279), (7, 9529897), (13, 5131483), (91, 733069), (433, 154063), (1693, 39403), (3031, 22009), (5629, 11851)]