78217146

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{620771}}^1$

素因数の和:620786

約数の個数: 24

約数和(自身を含む): 193680864

約数和(自身を除く): 115463718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 620771, 1241542, 1862313, 3724626, 4345397, 5586939, 8690794, 11173878, 13036191, 26072382, 39108573, 78217146]

約数ペア:

[(1, 78217146), (2, 39108573), (3, 26072382), (6, 13036191), (7, 11173878), (9, 8690794), (14, 5586939), (18, 4345397), (21, 3724626), (42, 1862313), (63, 1241542), (126, 620771)]