439951876

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 989069312

約数和(自身を除く): 549117436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 127, 182, 217, 254, 307, 364, 403, 434, 508, 614, 806, 868, 889, 1228, 1612, 1651, 1778, 2149, 2821, 3302, 3556, 3937, 3991, 4298, 5642, 6604, 7874, 7982, 8596, 9517, 11284, 11557, 15748, 15964, 19034, 23114, 27559, 27937, 38068, 38989, 46228, 51181, 55118, 55874, 66619, 77978, 102362, 110236, 111748, 123721, 133238, 155956, 204724, 247442, 266476, 272923, 358267, 494884, 506857, 545846, 716534, 866047, 1013714, 1091692, 1208659, 1433068, 1732094, 2027428, 2417318, 3464188, 3547999, 4834636, 7095998, 8460613, 14191996, 15712567, 16921226, 31425134, 33842452, 62850268, 109987969, 219975938, 439951876]

約数ペア:

[(1, 439951876), (2, 219975938), (4, 109987969), (7, 62850268), (13, 33842452), (14, 31425134), (26, 16921226), (28, 15712567), (31, 14191996), (52, 8460613), (62, 7095998), (91, 4834636), (124, 3547999), (127, 3464188), (182, 2417318), (217, 2027428), (254, 1732094), (307, 1433068), (364, 1208659), (403, 1091692), (434, 1013714), (508, 866047), (614, 716534), (806, 545846), (868, 506857), (889, 494884), (1228, 358267), (1612, 272923), (1651, 266476), (1778, 247442), (2149, 204724), (2821, 155956), (3302, 133238), (3556, 123721), (3937, 111748), (3991, 110236), (4298, 102362), (5642, 77978), (6604, 66619), (7874, 55874), (7982, 55118), (8596, 51181), (9517, 46228), (11284, 38989), (11557, 38068), (15748, 27937), (15964, 27559), (19034, 23114)]