30404255

素因数分解:

$5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{643}}^1$

素因数の和:855

約数の個数: 24

約数和(自身を含む): 42728112

約数和(自身を除く): 12323857

約数列:

[1, 5, 7, 35, 49, 193, 245, 643, 965, 1351, 3215, 4501, 6755, 9457, 22505, 31507, 47285, 124099, 157535, 620495, 868693, 4343465, 6080851, 30404255]

約数ペア:

[(1, 30404255), (5, 6080851), (7, 4343465), (35, 868693), (49, 620495), (193, 157535), (245, 124099), (643, 47285), (965, 31507), (1351, 22505), (3215, 9457), (4501, 6755)]