215426211

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3119}}^1$

素因数の和:3176

約数の個数: 64

約数和(自身を含む): 402554880

約数和(自身を除く): 187128669

約数列:

[1, 3, 7, 11, 13, 21, 23, 33, 39, 69, 77, 91, 143, 161, 231, 253, 273, 299, 429, 483, 759, 897, 1001, 1771, 2093, 3003, 3119, 3289, 5313, 6279, 9357, 9867, 21833, 23023, 34309, 40547, 65499, 69069, 71737, 102927, 121641, 215211, 240163, 283829, 446017, 502159, 720489, 789107, 851487, 932581, 1338051, 1506477, 2367321, 2797743, 3122119, 5523749, 6528067, 9366357, 10258391, 16571247, 19584201, 30775173, 71808737, 215426211]

約数ペア:

[(1, 215426211), (3, 71808737), (7, 30775173), (11, 19584201), (13, 16571247), (21, 10258391), (23, 9366357), (33, 6528067), (39, 5523749), (69, 3122119), (77, 2797743), (91, 2367321), (143, 1506477), (161, 1338051), (231, 932581), (253, 851487), (273, 789107), (299, 720489), (429, 502159), (483, 446017), (759, 283829), (897, 240163), (1001, 215211), (1771, 121641), (2093, 102927), (3003, 71737), (3119, 69069), (3289, 65499), (5313, 40547), (6279, 34309), (9357, 23023), (9867, 21833)]