25137

素因数分解:

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

素因数の和:42

約数の個数: 24

約数和(自身を含む): 45600

約数和(自身を除く): 20463

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 399, 441, 513, 931, 1197, 1323, 2793, 3591, 8379, 25137]

約数ペア:

[(1, 25137), (3, 8379), (7, 3591), (9, 2793), (19, 1323), (21, 1197), (27, 931), (49, 513), (57, 441), (63, 399), (133, 189), (147, 171)]