28371455

素因数分解:

$5^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{1091}}^1$

素因数の和:1846

約数の個数: 16

約数和(自身を含む): 38997504

約数和(自身を除く): 10626049

約数列:

[1, 5, 7, 35, 743, 1091, 3715, 5201, 5455, 7637, 26005, 38185, 810613, 4053065, 5674291, 28371455]

約数ペア:

[(1, 28371455), (5, 5674291), (7, 4053065), (35, 810613), (743, 38185), (1091, 26005), (3715, 7637), (5201, 5455)]