27807471

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 41474160

約数和(自身を除く): 13666689

約数列:

[1, 3, 9, 41, 123, 179, 369, 421, 537, 1263, 1611, 3789, 7339, 17261, 22017, 51783, 66051, 75359, 155349, 226077, 678231, 3089719, 9269157, 27807471]

約数ペア:

[(1, 27807471), (3, 9269157), (9, 3089719), (41, 678231), (123, 226077), (179, 155349), (369, 75359), (421, 66051), (537, 51783), (1263, 22017), (1611, 17261), (3789, 7339)]