391861554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{30391}}^1$

素因数の和:30710

約数の個数: 32

約数和(自身を含む): 898630656

約数和(自身を除く): 506769102

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 307, 614, 921, 1842, 2149, 4298, 6447, 12894, 30391, 60782, 91173, 182346, 212737, 425474, 638211, 1276422, 9330037, 18660074, 27990111, 55980222, 65310259, 130620518, 195930777, 391861554]

約数ペア:

[(1, 391861554), (2, 195930777), (3, 130620518), (6, 65310259), (7, 55980222), (14, 27990111), (21, 18660074), (42, 9330037), (307, 1276422), (614, 638211), (921, 425474), (1842, 212737), (2149, 182346), (4298, 91173), (6447, 60782), (12894, 30391)]