645768

素因数分解:

$2^3\times 3^2\times {\mathrm{8969}}^1$

素因数の和:8981

約数の個数: 24

約数和(自身を含む): 1749150

約数和(自身を除く): 1103382

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8969, 17938, 26907, 35876, 53814, 71752, 80721, 107628, 161442, 215256, 322884, 645768]

約数ペア:

[(1, 645768), (2, 322884), (3, 215256), (4, 161442), (6, 107628), (8, 80721), (9, 71752), (12, 53814), (18, 35876), (24, 26907), (36, 17938), (72, 8969)]