621098961

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 1092648960

約数和(自身を除く): 471549999

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 103, 119, 127, 133, 147, 309, 323, 357, 381, 399, 721, 833, 889, 931, 969, 1751, 1957, 2159, 2163, 2261, 2413, 2499, 2667, 2793, 5047, 5253, 5871, 6223, 6477, 6783, 7239, 12257, 13081, 13699, 15113, 15141, 15827, 16891, 18669, 33269, 36771, 39243, 41021, 41097, 45339, 47481, 50673, 85799, 91567, 95893, 99807, 105791, 118237, 123063, 222377, 232883, 248539, 257397, 274701, 287147, 287679, 317373, 354711, 640969, 667131, 698649, 745617, 861441, 1556639, 1630181, 1739773, 1922907, 2010029, 4225163, 4669917, 4890543, 5219319, 6030087, 10896473, 12178411, 12675489, 29576141, 32689419, 36535233, 88728423, 207032987, 621098961]

約数ペア:

[(1, 621098961), (3, 207032987), (7, 88728423), (17, 36535233), (19, 32689419), (21, 29576141), (49, 12675489), (51, 12178411), (57, 10896473), (103, 6030087), (119, 5219319), (127, 4890543), (133, 4669917), (147, 4225163), (309, 2010029), (323, 1922907), (357, 1739773), (381, 1630181), (399, 1556639), (721, 861441), (833, 745617), (889, 698649), (931, 667131), (969, 640969), (1751, 354711), (1957, 317373), (2159, 287679), (2163, 287147), (2261, 274701), (2413, 257397), (2499, 248539), (2667, 232883), (2793, 222377), (5047, 123063), (5253, 118237), (5871, 105791), (6223, 99807), (6477, 95893), (6783, 91567), (7239, 85799), (12257, 50673), (13081, 47481), (13699, 45339), (15113, 41097), (15141, 41021), (15827, 39243), (16891, 36771), (18669, 33269)]