4181121

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:538

約数の個数: 36

約数和(自身を含む): 7410000

約数和(自身を除く): 3228879

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 499, 931, 1197, 1497, 2793, 3493, 4491, 8379, 9481, 10479, 24451, 28443, 31437, 66367, 73353, 85329, 199101, 220059, 464569, 597303, 1393707, 4181121]

約数ペア:

[(1, 4181121), (3, 1393707), (7, 597303), (9, 464569), (19, 220059), (21, 199101), (49, 85329), (57, 73353), (63, 66367), (133, 31437), (147, 28443), (171, 24451), (399, 10479), (441, 9481), (499, 8379), (931, 4491), (1197, 3493), (1497, 2793)]