27631215

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3911}}^1$

素因数の和:4079

約数の個数: 24

約数和(自身を含む): 48211488

約数和(自身を除く): 20580273

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 3911, 7065, 11733, 19555, 35199, 58665, 175995, 614027, 1842081, 3070135, 5526243, 9210405, 27631215]

約数ペア:

[(1, 27631215), (3, 9210405), (5, 5526243), (9, 3070135), (15, 1842081), (45, 614027), (157, 175995), (471, 58665), (785, 35199), (1413, 19555), (2355, 11733), (3911, 7065)]