918520893

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2789}}^1$

素因数の和:2898

約数の個数: 48

約数和(自身を含む): 1455442560

約数和(自身を除く): 536921667

約数列:

[1, 3, 9, 23, 37, 43, 69, 111, 129, 207, 333, 387, 851, 989, 1591, 2553, 2789, 2967, 4773, 7659, 8367, 8901, 14319, 25101, 36593, 64147, 103193, 109779, 119927, 192441, 309579, 329337, 359781, 577323, 928737, 1079343, 2373439, 2758321, 4437299, 7120317, 8274963, 13311897, 21360951, 24824889, 39935691, 102057877, 306173631, 918520893]

約数ペア:

[(1, 918520893), (3, 306173631), (9, 102057877), (23, 39935691), (37, 24824889), (43, 21360951), (69, 13311897), (111, 8274963), (129, 7120317), (207, 4437299), (333, 2758321), (387, 2373439), (851, 1079343), (989, 928737), (1591, 577323), (2553, 359781), (2789, 329337), (2967, 309579), (4773, 192441), (7659, 119927), (8367, 109779), (8901, 103193), (14319, 64147), (25101, 36593)]