27693621

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2281}}^1$

素因数の和:2377

約数の個数: 24

約数和(自身を含む): 42719040

約数和(自身を除く): 15025419

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 2281, 4047, 6843, 12141, 20529, 43339, 130017, 161951, 390051, 485853, 1457559, 3077069, 9231207, 27693621]

約数ペア:

[(1, 27693621), (3, 9231207), (9, 3077069), (19, 1457559), (57, 485853), (71, 390051), (171, 161951), (213, 130017), (639, 43339), (1349, 20529), (2281, 12141), (4047, 6843)]