85716813

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313981}}^1$

素因数の和:314004

約数の個数: 16

約数和(自身を含む): 140663936

約数和(自身を除く): 54947123

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 313981, 941943, 2197867, 4081753, 6593601, 12245259, 28572271, 85716813]

約数ペア:

[(1, 85716813), (3, 28572271), (7, 12245259), (13, 6593601), (21, 4081753), (39, 2197867), (91, 941943), (273, 313981)]