1855695219

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{6551}}^1$

素因数の和:6656

約数の個数: 48

約数和(自身を含む): 3011613696

約数和(自身を除く): 1155918477

約数列:

[1, 3, 7, 21, 41, 47, 49, 123, 141, 147, 287, 329, 861, 987, 1927, 2009, 2303, 5781, 6027, 6551, 6909, 13489, 19653, 40467, 45857, 94423, 137571, 268591, 283269, 307897, 320999, 805773, 923691, 962997, 1880137, 2155279, 5640411, 6465837, 12623777, 13160959, 15086953, 37871331, 39482877, 45260859, 88366439, 265099317, 618565073, 1855695219]

約数ペア:

[(1, 1855695219), (3, 618565073), (7, 265099317), (21, 88366439), (41, 45260859), (47, 39482877), (49, 37871331), (123, 15086953), (141, 13160959), (147, 12623777), (287, 6465837), (329, 5640411), (861, 2155279), (987, 1880137), (1927, 962997), (2009, 923691), (2303, 805773), (5781, 320999), (6027, 307897), (6551, 283269), (6909, 268591), (13489, 137571), (19653, 94423), (40467, 45857)]