201888021

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1\times {\mathrm{3491}}^1$

素因数の和:4052

約数の個数: 16

約数和(自身を含む): 277069248

約数和(自身を除く): 75181227

約数列:

[1, 3, 37, 111, 521, 1563, 3491, 10473, 19277, 57831, 129167, 387501, 1818811, 5456433, 67296007, 201888021]

約数ペア:

[(1, 201888021), (3, 67296007), (37, 5456433), (111, 1818811), (521, 387501), (1563, 129167), (3491, 57831), (10473, 19277)]