28838789

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{7477}}^1$

素因数の和:7532

約数の個数: 16

約数和(自身を含む): 35894400

約数和(自身を除く): 7055611

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 7477, 52339, 142063, 216833, 994441, 1517831, 4119827, 28838789]

約数ペア:

[(1, 28838789), (7, 4119827), (19, 1517831), (29, 994441), (133, 216833), (203, 142063), (551, 52339), (3857, 7477)]