27829815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3319}}^1$

素因数の和:3383

約数の個数: 32

約数和(自身を含む): 49082880

約数和(自身を除く): 21253065

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 3319, 8385, 9957, 16595, 43147, 49785, 129441, 142717, 215735, 428151, 647205, 713585, 1855321, 2140755, 5565963, 9276605, 27829815]

約数ペア:

[(1, 27829815), (3, 9276605), (5, 5565963), (13, 2140755), (15, 1855321), (39, 713585), (43, 647205), (65, 428151), (129, 215735), (195, 142717), (215, 129441), (559, 49785), (645, 43147), (1677, 16595), (2795, 9957), (3319, 8385)]