201272409

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{132329}}^1$

素因数の和:132361

約数の個数: 18

約数和(自身を含む): 314813070

約数和(自身を除く): 113540661

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 132329, 396987, 1190961, 1720277, 5160831, 15482493, 22363601, 67090803, 201272409]

約数ペア:

[(1, 201272409), (3, 67090803), (9, 22363601), (13, 15482493), (39, 5160831), (117, 1720277), (169, 1190961), (507, 396987), (1521, 132329)]