2155653357

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{19861}}^1$

素因数の和:19922

約数の個数: 48

約数和(自身を含む): 3550372224

約数和(自身を除く): 1394718867

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 121, 143, 253, 299, 363, 429, 759, 897, 1573, 2783, 3289, 4719, 8349, 9867, 19861, 36179, 59583, 108537, 218471, 258193, 456803, 655413, 774579, 1370409, 2403181, 2840123, 5024833, 5938439, 7209543, 8520369, 15074499, 17815317, 31241353, 55273163, 65322829, 93724059, 165819489, 195968487, 718551119, 2155653357]

約数ペア:

[(1, 2155653357), (3, 718551119), (11, 195968487), (13, 165819489), (23, 93724059), (33, 65322829), (39, 55273163), (69, 31241353), (121, 17815317), (143, 15074499), (253, 8520369), (299, 7209543), (363, 5938439), (429, 5024833), (759, 2840123), (897, 2403181), (1573, 1370409), (2783, 774579), (3289, 655413), (4719, 456803), (8349, 258193), (9867, 218471), (19861, 108537), (36179, 59583)]