1528219

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:330

約数の個数: 16

約数和(自身を含む): 1935360

約数和(自身を除く): 407141

約数列:

[1, 7, 11, 77, 89, 223, 623, 979, 1561, 2453, 6853, 17171, 19847, 138929, 218317, 1528219]

約数ペア:

[(1, 1528219), (7, 218317), (11, 138929), (77, 19847), (89, 17171), (223, 6853), (623, 2453), (979, 1561)]