28875693

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{125003}}^1$

素因数の和:125024

約数の個数: 16

約数和(自身を含む): 48001536

約数和(自身を除く): 19125843

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 125003, 375009, 875021, 1375033, 2625063, 4125099, 9625231, 28875693]

約数ペア:

[(1, 28875693), (3, 9625231), (7, 4125099), (11, 2625063), (21, 1375033), (33, 875021), (77, 375009), (231, 125003)]