15870978

素因数分解:

$2^1\times 3^4\times {\mathrm{313}}^2$

素因数の和:640

約数の個数: 30

約数和(自身を含む): 35676729

約数和(自身を除く): 19805751

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 313, 626, 939, 1878, 2817, 5634, 8451, 16902, 25353, 50706, 97969, 195938, 293907, 587814, 881721, 1763442, 2645163, 5290326, 7935489, 15870978]

約数ペア:

[(1, 15870978), (2, 7935489), (3, 5290326), (6, 2645163), (9, 1763442), (18, 881721), (27, 587814), (54, 293907), (81, 195938), (162, 97969), (313, 50706), (626, 25353), (939, 16902), (1878, 8451), (2817, 5634)]