28988925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{55217}}^1$

素因数の和:55237

約数の個数: 24

約数和(自身を含む): 54776256

約数和(自身を除く): 25787331

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 55217, 165651, 276085, 386519, 828255, 1159557, 1380425, 1932595, 4141275, 5797785, 9662975, 28988925]

約数ペア:

[(1, 28988925), (3, 9662975), (5, 5797785), (7, 4141275), (15, 1932595), (21, 1380425), (25, 1159557), (35, 828255), (75, 386519), (105, 276085), (175, 165651), (525, 55217)]