1287846

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{3407}}^1$

素因数の和:3425

約数の個数: 32

約数和(自身を含む): 3271680

約数和(自身を除く): 1983834

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 3407, 6814, 10221, 20442, 23849, 30663, 47698, 61326, 71547, 91989, 143094, 183978, 214641, 429282, 643923, 1287846]

約数ペア:

[(1, 1287846), (2, 643923), (3, 429282), (6, 214641), (7, 183978), (9, 143094), (14, 91989), (18, 71547), (21, 61326), (27, 47698), (42, 30663), (54, 23849), (63, 20442), (126, 10221), (189, 6814), (378, 3407)]