15663048639

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3739}}^1\times {\mathrm{10499}}^1$

素因数の和:14267

約数の個数: 32

約数和(自身を含む): 25132800000

約数和(自身を除く): 9469751361

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 3739, 10499, 11217, 26173, 31497, 71041, 73493, 78519, 199481, 213123, 220479, 497287, 598443, 1396367, 1491861, 4189101, 39255761, 117767283, 274790327, 745859459, 824370981, 2237578377, 5221016213, 15663048639]

約数ペア:

[(1, 15663048639), (3, 5221016213), (7, 2237578377), (19, 824370981), (21, 745859459), (57, 274790327), (133, 117767283), (399, 39255761), (3739, 4189101), (10499, 1491861), (11217, 1396367), (26173, 598443), (31497, 497287), (71041, 220479), (73493, 213123), (78519, 199481)]