137883321

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{28961}}^1$

素因数の和:29013

約数の個数: 18

約数和(自身を含む): 208207818

約数和(自身を除く): 70324497

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 28961, 86883, 260649, 666103, 1998309, 5994927, 15320369, 45961107, 137883321]

約数ペア:

[(1, 137883321), (3, 45961107), (9, 15320369), (23, 5994927), (69, 1998309), (207, 666103), (529, 260649), (1587, 86883), (4761, 28961)]