131125722

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 128

約数和(自身を含む): 341311488

約数和(自身を除く): 210185766

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 61, 62, 78, 91, 93, 122, 127, 182, 183, 186, 217, 254, 273, 366, 381, 403, 427, 434, 546, 651, 762, 793, 806, 854, 889, 1209, 1281, 1302, 1586, 1651, 1778, 1891, 2379, 2418, 2562, 2667, 2821, 3302, 3782, 3937, 4758, 4953, 5334, 5551, 5642, 5673, 7747, 7874, 8463, 9906, 11102, 11346, 11557, 11811, 13237, 15494, 16653, 16926, 23114, 23241, 23622, 24583, 26474, 27559, 33306, 34671, 39711, 46482, 49166, 51181, 54229, 55118, 69342, 73749, 79422, 82677, 100711, 102362, 108458, 147498, 153543, 162687, 165354, 172081, 201422, 240157, 302133, 307086, 325374, 344162, 358267, 480314, 516243, 604266, 704977, 716534, 720471, 1032486, 1074801, 1409954, 1440942, 1681099, 2114931, 2149602, 3122041, 3362198, 4229862, 5043297, 6244082, 9366123, 10086594, 18732246, 21854287, 43708574, 65562861, 131125722]

約数ペア:

[(1, 131125722), (2, 65562861), (3, 43708574), (6, 21854287), (7, 18732246), (13, 10086594), (14, 9366123), (21, 6244082), (26, 5043297), (31, 4229862), (39, 3362198), (42, 3122041), (61, 2149602), (62, 2114931), (78, 1681099), (91, 1440942), (93, 1409954), (122, 1074801), (127, 1032486), (182, 720471), (183, 716534), (186, 704977), (217, 604266), (254, 516243), (273, 480314), (366, 358267), (381, 344162), (403, 325374), (427, 307086), (434, 302133), (546, 240157), (651, 201422), (762, 172081), (793, 165354), (806, 162687), (854, 153543), (889, 147498), (1209, 108458), (1281, 102362), (1302, 100711), (1586, 82677), (1651, 79422), (1778, 73749), (1891, 69342), (2379, 55118), (2418, 54229), (2562, 51181), (2667, 49166), (2821, 46482), (3302, 39711), (3782, 34671), (3937, 33306), (4758, 27559), (4953, 26474), (5334, 24583), (5551, 23622), (5642, 23241), (5673, 23114), (7747, 16926), (7874, 16653), (8463, 15494), (9906, 13237), (11102, 11811), (11346, 11557)]