61770387

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 106168320

約数和(自身を除く): 44397933

約数列:

[1, 3, 7, 19, 21, 23, 53, 57, 69, 127, 133, 159, 161, 371, 381, 399, 437, 483, 889, 1007, 1113, 1219, 1311, 2413, 2667, 2921, 3021, 3059, 3657, 6731, 7049, 7239, 8533, 8763, 9177, 16891, 20193, 20447, 21147, 23161, 25599, 47117, 50673, 55499, 61341, 69483, 127889, 141351, 154813, 162127, 166497, 383667, 388493, 464439, 486381, 895223, 1083691, 1165479, 2685669, 2941447, 3251073, 8824341, 20590129, 61770387]

約数ペア:

[(1, 61770387), (3, 20590129), (7, 8824341), (19, 3251073), (21, 2941447), (23, 2685669), (53, 1165479), (57, 1083691), (69, 895223), (127, 486381), (133, 464439), (159, 388493), (161, 383667), (371, 166497), (381, 162127), (399, 154813), (437, 141351), (483, 127889), (889, 69483), (1007, 61341), (1113, 55499), (1219, 50673), (1311, 47117), (2413, 25599), (2667, 23161), (2921, 21147), (3021, 20447), (3059, 20193), (3657, 16891), (6731, 9177), (7049, 8763), (7239, 8533)]