25499159

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 31806000

約数和(自身を除く): 6306841

約数列:

[1, 7, 19, 49, 61, 133, 427, 449, 931, 1159, 2989, 3143, 8113, 8531, 22001, 27389, 56791, 59717, 191723, 418019, 520391, 1342061, 3642737, 25499159]

約数ペア:

[(1, 25499159), (7, 3642737), (19, 1342061), (49, 520391), (61, 418019), (133, 191723), (427, 59717), (449, 56791), (931, 27389), (1159, 22001), (2989, 8531), (3143, 8113)]