30000002139

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{9233611}}^1$

素因数の和:9233655

約数の個数: 18

約数和(自身を含む): 45734080236

約数和(自身を除く): 15734078097

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 9233611, 27700833, 83102499, 175438609, 526315827, 1578947481, 3333333571, 10000000713, 30000002139]

約数ペア:

[(1, 30000002139), (3, 10000000713), (9, 3333333571), (19, 1578947481), (57, 526315827), (171, 175438609), (361, 83102499), (1083, 27700833), (3249, 9233611)]