7639137

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 13262400

約数和(自身を除く): 5623263

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 89, 99, 153, 187, 267, 289, 297, 459, 561, 801, 867, 979, 1513, 1683, 2403, 2601, 2937, 3179, 4539, 5049, 7803, 8811, 9537, 13617, 16643, 25721, 26433, 28611, 40851, 49929, 77163, 85833, 149787, 231489, 282931, 449361, 694467, 848793, 2546379, 7639137]

約数ペア:

[(1, 7639137), (3, 2546379), (9, 848793), (11, 694467), (17, 449361), (27, 282931), (33, 231489), (51, 149787), (89, 85833), (99, 77163), (153, 49929), (187, 40851), (267, 28611), (289, 26433), (297, 25721), (459, 16643), (561, 13617), (801, 9537), (867, 8811), (979, 7803), (1513, 5049), (1683, 4539), (2403, 3179), (2601, 2937)]