28307913

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1\times {\mathrm{383}}^1$

素因数の和:804

約数の個数: 16

約数和(自身を含む): 38486016

約数和(自身を除く): 10178103

約数列:

[1, 3, 71, 213, 347, 383, 1041, 1149, 24637, 27193, 73911, 81579, 132901, 398703, 9435971, 28307913]

約数ペア:

[(1, 28307913), (3, 9435971), (71, 398703), (213, 132901), (347, 81579), (383, 73911), (1041, 27193), (1149, 24637)]