131247263

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1459}}^1$

素因数の和:1718

約数の個数: 16

約数和(自身を含む): 153054720

約数和(自身を除く): 21807457

約数列:

[1, 7, 71, 181, 497, 1267, 1459, 10213, 12851, 89957, 103589, 264079, 725123, 1848553, 18749609, 131247263]

約数ペア:

[(1, 131247263), (7, 18749609), (71, 1848553), (181, 725123), (497, 264079), (1267, 103589), (1459, 89957), (10213, 12851)]