28887663

素因数分解:

$3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{6007}}^1$

素因数の和:6246

約数の個数: 16

約数和(自身を含む): 44218880

約数和(自身を除く): 15331217

約数列:

[1, 3, 7, 21, 229, 687, 1603, 4809, 6007, 18021, 42049, 126147, 1375603, 4126809, 9629221, 28887663]

約数ペア:

[(1, 28887663), (3, 9629221), (7, 4126809), (21, 1375603), (229, 126147), (687, 42049), (1603, 18021), (4809, 6007)]