28537779

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{6173}}^1$

素因数の和:6266

約数の個数: 16

約数和(自身を含む): 40303872

約数和(自身を除く): 11766093

約数列:

[1, 3, 23, 67, 69, 201, 1541, 4623, 6173, 18519, 141979, 413591, 425937, 1240773, 9512593, 28537779]

約数ペア:

[(1, 28537779), (3, 9512593), (23, 1240773), (67, 425937), (69, 413591), (201, 141979), (1541, 18519), (4623, 6173)]