163921919

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1\times {\mathrm{643}}^1$

素因数の和:1190

約数の個数: 16

約数和(自身を含む): 190417920

約数和(自身を除く): 26496001

約数列:

[1, 7, 79, 461, 553, 643, 3227, 4501, 36419, 50797, 254933, 296423, 355579, 2074961, 23417417, 163921919]

約数ペア:

[(1, 163921919), (7, 23417417), (79, 2074961), (461, 355579), (553, 296423), (643, 254933), (3227, 50797), (4501, 36419)]