15661920967

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1019}}^1$

素因数の和:1252

約数の個数: 64

約数和(自身を含む): 20755906560

約数和(自身を除く): 5093985593

約数列:

[1, 7, 11, 31, 47, 77, 137, 217, 329, 341, 517, 959, 1019, 1457, 1507, 2387, 3619, 4247, 6439, 7133, 10199, 10549, 11209, 16027, 29729, 31589, 45073, 46717, 47893, 70829, 78463, 112189, 139603, 199609, 221123, 327019, 335251, 347479, 495803, 526823, 977221, 1397263, 1484683, 1535633, 2195699, 2432353, 3687761, 4327693, 6561341, 10392781, 10749431, 15369893, 16331513, 30293851, 45929387, 47604623, 72174751, 114320591, 203401571, 333232361, 505223257, 1423810997, 2237417281, 15661920967]

約数ペア:

[(1, 15661920967), (7, 2237417281), (11, 1423810997), (31, 505223257), (47, 333232361), (77, 203401571), (137, 114320591), (217, 72174751), (329, 47604623), (341, 45929387), (517, 30293851), (959, 16331513), (1019, 15369893), (1457, 10749431), (1507, 10392781), (2387, 6561341), (3619, 4327693), (4247, 3687761), (6439, 2432353), (7133, 2195699), (10199, 1535633), (10549, 1484683), (11209, 1397263), (16027, 977221), (29729, 526823), (31589, 495803), (45073, 347479), (46717, 335251), (47893, 327019), (70829, 221123), (78463, 199609), (112189, 139603)]