537540381

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1217}}^1$

素因数の和:1296

約数の個数: 80

約数和(自身を含む): 990380160

約数和(自身を除く): 452839779

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 57, 63, 81, 123, 133, 171, 189, 287, 369, 399, 513, 567, 779, 861, 1107, 1197, 1217, 1539, 2337, 2583, 3321, 3591, 3651, 5453, 7011, 7749, 8519, 10773, 10953, 16359, 21033, 23123, 23247, 25557, 32859, 49077, 49897, 63099, 69369, 76671, 98577, 147231, 149691, 161861, 208107, 230013, 349279, 441693, 449073, 485583, 624321, 690039, 948043, 1047837, 1347219, 1456749, 1872963, 2844129, 3143511, 4041657, 4370247, 6636301, 8532387, 9430533, 13110741, 19908903, 25597161, 28291599, 59726709, 76791483, 179180127, 537540381]

約数ペア:

[(1, 537540381), (3, 179180127), (7, 76791483), (9, 59726709), (19, 28291599), (21, 25597161), (27, 19908903), (41, 13110741), (57, 9430533), (63, 8532387), (81, 6636301), (123, 4370247), (133, 4041657), (171, 3143511), (189, 2844129), (287, 1872963), (369, 1456749), (399, 1347219), (513, 1047837), (567, 948043), (779, 690039), (861, 624321), (1107, 485583), (1197, 449073), (1217, 441693), (1539, 349279), (2337, 230013), (2583, 208107), (3321, 161861), (3591, 149691), (3651, 147231), (5453, 98577), (7011, 76671), (7749, 69369), (8519, 63099), (10773, 49897), (10953, 49077), (16359, 32859), (21033, 25557), (23123, 23247)]