339956379

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2309}}^1$

素因数の和:2385

約数の個数: 64

約数和(自身を含む): 620928000

約数和(自身を除く): 280971621

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 57, 63, 123, 133, 171, 189, 287, 369, 399, 513, 779, 861, 1107, 1197, 2309, 2337, 2583, 3591, 5453, 6927, 7011, 7749, 16163, 16359, 20781, 21033, 43871, 48489, 49077, 62343, 94669, 131613, 145467, 147231, 284007, 307097, 394839, 436401, 662683, 852021, 921291, 1184517, 1798711, 1988049, 2556063, 2763873, 5396133, 5964147, 8291619, 12590977, 16188399, 17892441, 37772931, 48565197, 113318793, 339956379]

約数ペア:

[(1, 339956379), (3, 113318793), (7, 48565197), (9, 37772931), (19, 17892441), (21, 16188399), (27, 12590977), (41, 8291619), (57, 5964147), (63, 5396133), (123, 2763873), (133, 2556063), (171, 1988049), (189, 1798711), (287, 1184517), (369, 921291), (399, 852021), (513, 662683), (779, 436401), (861, 394839), (1107, 307097), (1197, 284007), (2309, 147231), (2337, 145467), (2583, 131613), (3591, 94669), (5453, 62343), (6927, 49077), (7011, 48489), (7749, 43871), (16163, 21033), (16359, 20781)]