2155152051

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1416931}}^1$

素因数の和:1416963

約数の個数: 18

約数和(自身を含む): 3370881228

約数和(自身を除く): 1215729177

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 1416931, 4250793, 12752379, 18420103, 55260309, 165780927, 239461339, 718384017, 2155152051]

約数ペア:

[(1, 2155152051), (3, 718384017), (9, 239461339), (13, 165780927), (39, 55260309), (117, 18420103), (169, 12752379), (507, 4250793), (1521, 1416931)]