16420365

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28069}}^1$

素因数の和:28093

約数の個数: 24

約数和(自身を含む): 30652440

約数和(自身を除く): 14232075

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 28069, 84207, 140345, 252621, 364897, 421035, 1094691, 1263105, 1824485, 3284073, 5473455, 16420365]

約数ペア:

[(1, 16420365), (3, 5473455), (5, 3284073), (9, 1824485), (13, 1263105), (15, 1094691), (39, 421035), (45, 364897), (65, 252621), (117, 140345), (195, 84207), (585, 28069)]