287406952

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 658609920

約数和(自身を除く): 371202968

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 67, 98, 124, 134, 196, 217, 248, 268, 353, 392, 434, 469, 536, 706, 868, 938, 1412, 1519, 1736, 1876, 2077, 2471, 2824, 3038, 3283, 3752, 4154, 4942, 6076, 6566, 8308, 9884, 10943, 12152, 13132, 14539, 16616, 17297, 19768, 21886, 23651, 26264, 29078, 34594, 43772, 47302, 58156, 69188, 76601, 87544, 94604, 101773, 116312, 138376, 153202, 165557, 189208, 203546, 306404, 331114, 407092, 536207, 612808, 662228, 733181, 814184, 1072414, 1158899, 1324456, 1466362, 2144828, 2317798, 2932724, 4289656, 4635596, 5132267, 5865448, 9271192, 10264534, 20529068, 35925869, 41058136, 71851738, 143703476, 287406952]

約数ペア:

[(1, 287406952), (2, 143703476), (4, 71851738), (7, 41058136), (8, 35925869), (14, 20529068), (28, 10264534), (31, 9271192), (49, 5865448), (56, 5132267), (62, 4635596), (67, 4289656), (98, 2932724), (124, 2317798), (134, 2144828), (196, 1466362), (217, 1324456), (248, 1158899), (268, 1072414), (353, 814184), (392, 733181), (434, 662228), (469, 612808), (536, 536207), (706, 407092), (868, 331114), (938, 306404), (1412, 203546), (1519, 189208), (1736, 165557), (1876, 153202), (2077, 138376), (2471, 116312), (2824, 101773), (3038, 94604), (3283, 87544), (3752, 76601), (4154, 69188), (4942, 58156), (6076, 47302), (6566, 43772), (8308, 34594), (9884, 29078), (10943, 26264), (12152, 23651), (13132, 21886), (14539, 19768), (16616, 17297)]