1921491

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1493}}^1$

素因数の和:1523

約数の個数: 24

約数和(自身を含む): 3262896

約数和(自身を除く): 1341405

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 1493, 4479, 13437, 16423, 19409, 49269, 58227, 147807, 174681, 213499, 640497, 1921491]

約数ペア:

[(1, 1921491), (3, 640497), (9, 213499), (11, 174681), (13, 147807), (33, 58227), (39, 49269), (99, 19409), (117, 16423), (143, 13437), (429, 4479), (1287, 1493)]