399232442

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{2287}}^1$

素因数の和:2670

約数の個数: 32

約数和(自身を含む): 705289728

約数和(自身を除く): 306057286

約数列:

[1, 2, 7, 14, 37, 74, 259, 337, 518, 674, 2287, 2359, 4574, 4718, 12469, 16009, 24938, 32018, 84619, 87283, 169238, 174566, 592333, 770719, 1184666, 1541438, 5395033, 10790066, 28516603, 57033206, 199616221, 399232442]

約数ペア:

[(1, 399232442), (2, 199616221), (7, 57033206), (14, 28516603), (37, 10790066), (74, 5395033), (259, 1541438), (337, 1184666), (518, 770719), (674, 592333), (2287, 174566), (2359, 169238), (4574, 87283), (4718, 84619), (12469, 32018), (16009, 24938)]