61648065

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72103}}^1$

素因数の和:72133

約数の個数: 24

約数和(自身を含む): 112482240

約数和(自身を除く): 50834175

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 72103, 216309, 360515, 648927, 1081545, 1369957, 3244635, 4109871, 6849785, 12329613, 20549355, 61648065]

約数ペア:

[(1, 61648065), (3, 20549355), (5, 12329613), (9, 6849785), (15, 4109871), (19, 3244635), (45, 1369957), (57, 1081545), (95, 648927), (171, 360515), (285, 216309), (855, 72103)]