1375495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 1827360

約数和(自身を除く): 451865

約数列:

[1, 5, 11, 55, 89, 281, 445, 979, 1405, 3091, 4895, 15455, 25009, 125045, 275099, 1375495]

約数ペア:

[(1, 1375495), (5, 275099), (11, 125045), (55, 25009), (89, 15455), (281, 4895), (445, 3091), (979, 1405)]