28275005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{7673}}^1$

素因数の和:7756

約数の個数: 16

約数和(自身を含む): 37571904

約数和(自身を除く): 9296899

約数列:

[1, 5, 11, 55, 67, 335, 737, 3685, 7673, 38365, 84403, 422015, 514091, 2570455, 5655001, 28275005]

約数ペア:

[(1, 28275005), (5, 5655001), (11, 2570455), (55, 514091), (67, 422015), (335, 84403), (737, 38365), (3685, 7673)]