28197285

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{28057}}^1$

素因数の和:28132

約数の個数: 16

約数和(自身を含む): 45790656

約数和(自身を除く): 17593371

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 28057, 84171, 140285, 420855, 1879819, 5639457, 9399095, 28197285]

約数ペア:

[(1, 28197285), (3, 9399095), (5, 5639457), (15, 1879819), (67, 420855), (201, 140285), (335, 84171), (1005, 28057)]