131423593

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{911}}^1$

素因数の和:1512

約数の個数: 16

約数和(自身を含む): 154704384

約数和(自身を除く): 23280791

約数列:

[1, 7, 37, 259, 557, 911, 3899, 6377, 20609, 33707, 144263, 235949, 507427, 3551989, 18774799, 131423593]

約数ペア:

[(1, 131423593), (7, 18774799), (37, 3551989), (259, 507427), (557, 235949), (911, 144263), (3899, 33707), (6377, 20609)]