25587783

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{16823}}^1$

素因数の和:16855

約数の個数: 18

約数和(自身を含む): 40024296

約数和(自身を除く): 14436513

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 16823, 50469, 151407, 218699, 656097, 1968291, 2843087, 8529261, 25587783]

約数ペア:

[(1, 25587783), (3, 8529261), (9, 2843087), (13, 1968291), (39, 656097), (117, 218699), (169, 151407), (507, 50469), (1521, 16823)]