201989501

素因数分解:

$7^1\times {\mathrm{1543}}^1\times {\mathrm{18701}}^1$

素因数の和:20251

約数の個数: 8

約数和(自身を含む): 231007104

約数和(自身を除く): 29017603

約数列:

[1, 7, 1543, 10801, 18701, 130907, 28855643, 201989501]

約数ペア:

[(1, 201989501), (7, 28855643), (1543, 130907), (10801, 18701)]