153287281

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{7937}}^1$

素因数の和:8064

約数の個数: 16

約数和(自身を含む): 182891520

約数和(自身を除く): 29604239

約数列:

[1, 7, 31, 89, 217, 623, 2759, 7937, 19313, 55559, 246047, 706393, 1722329, 4944751, 21898183, 153287281]

約数ペア:

[(1, 153287281), (7, 21898183), (31, 4944751), (89, 1722329), (217, 706393), (623, 246047), (2759, 55559), (7937, 19313)]