40645906

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{78467}}^1$

素因数の和:78513

約数の個数: 16

約数和(自身を含む): 71562816

約数和(自身を除く): 30916910

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 78467, 156934, 549269, 1098538, 2903279, 5806558, 20322953, 40645906]

約数ペア:

[(1, 40645906), (2, 20322953), (7, 5806558), (14, 2903279), (37, 1098538), (74, 549269), (259, 156934), (518, 78467)]