28066191

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{6421}}^1$

素因数の和:6502

約数の個数: 16

約数和(自身を含む): 39456768

約数和(自身を除く): 11390577

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4371, 6421, 19263, 199051, 301787, 597153, 905361, 9355397, 28066191]

約数ペア:

[(1, 28066191), (3, 9355397), (31, 905361), (47, 597153), (93, 301787), (141, 199051), (1457, 19263), (4371, 6421)]