248854319

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{25339}}^1$

素因数の和:25430

約数の個数: 16

約数和(自身を含む): 301647360

約数和(自身を除く): 52793041

約数列:

[1, 7, 23, 61, 161, 427, 1403, 9821, 25339, 177373, 582797, 1545679, 4079579, 10819753, 35550617, 248854319]

約数ペア:

[(1, 248854319), (7, 35550617), (23, 10819753), (61, 4079579), (161, 1545679), (427, 582797), (1403, 177373), (9821, 25339)]