28697361

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{124231}}^1$

素因数の和:124252

約数の個数: 16

約数和(自身を含む): 47705088

約数和(自身を除く): 19007727

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 124231, 372693, 869617, 1366541, 2608851, 4099623, 9565787, 28697361]

約数ペア:

[(1, 28697361), (3, 9565787), (7, 4099623), (11, 2608851), (21, 1366541), (33, 869617), (77, 372693), (231, 124231)]