1330392385

素因数分解:

$5^1\times 7^3\times {\mathrm{775739}}^1$

素因数の和:775765

約数の個数: 16

約数和(自身を含む): 1861776000

約数和(自身を除く): 531383615

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 775739, 3878695, 5430173, 27150865, 38011211, 190056055, 266078477, 1330392385]

約数ペア:

[(1, 1330392385), (5, 266078477), (7, 190056055), (35, 38011211), (49, 27150865), (245, 5430173), (343, 3878695), (1715, 775739)]