728019303

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{310721}}^1$

素因数の和:310806

約数の個数: 16

約数和(自身を含む): 1073855232

約数和(自身を除く): 345835929

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 310721, 932163, 3417931, 10253793, 22061191, 66183573, 242673101, 728019303]

約数ペア:

[(1, 728019303), (3, 242673101), (11, 66183573), (33, 22061191), (71, 10253793), (213, 3417931), (781, 932163), (2343, 310721)]