990802946

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{15061}}^1$

素因数の和:15234

約数の個数: 32

約数和(自身を含む): 1758277632

約数和(自身を除く): 767474686

約数列:

[1, 2, 7, 14, 37, 74, 127, 254, 259, 518, 889, 1778, 4699, 9398, 15061, 30122, 32893, 65786, 105427, 210854, 557257, 1114514, 1912747, 3825494, 3900799, 7801598, 13389229, 26778458, 70771639, 141543278, 495401473, 990802946]

約数ペア:

[(1, 990802946), (2, 495401473), (7, 141543278), (14, 70771639), (37, 26778458), (74, 13389229), (127, 7801598), (254, 3900799), (259, 3825494), (518, 1912747), (889, 1114514), (1778, 557257), (4699, 210854), (9398, 105427), (15061, 65786), (30122, 32893)]