1371223

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 16

約数和(自身を含む): 1658880

約数和(自身を除く): 287657

約数列:

[1, 7, 31, 71, 89, 217, 497, 623, 2201, 2759, 6319, 15407, 19313, 44233, 195889, 1371223]

約数ペア:

[(1, 1371223), (7, 195889), (31, 44233), (71, 19313), (89, 15407), (217, 6319), (497, 2759), (623, 2201)]