28975785

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1129}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 48816000

約数和(自身を除く): 19840215

約数列:

[1, 3, 5, 15, 29, 59, 87, 145, 177, 295, 435, 885, 1129, 1711, 3387, 5133, 5645, 8555, 16935, 25665, 32741, 66611, 98223, 163705, 199833, 333055, 491115, 999165, 1931719, 5795157, 9658595, 28975785]

約数ペア:

[(1, 28975785), (3, 9658595), (5, 5795157), (15, 1931719), (29, 999165), (59, 491115), (87, 333055), (145, 199833), (177, 163705), (295, 98223), (435, 66611), (885, 32741), (1129, 25665), (1711, 16935), (3387, 8555), (5133, 5645)]