628884

素因数分解:

$2^2\times 3^5\times {\mathrm{647}}^1$

素因数の和:666

約数の個数: 36

約数和(自身を含む): 1651104

約数和(自身を除く): 1022220

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 647, 972, 1294, 1941, 2588, 3882, 5823, 7764, 11646, 17469, 23292, 34938, 52407, 69876, 104814, 157221, 209628, 314442, 628884]

約数ペア:

[(1, 628884), (2, 314442), (3, 209628), (4, 157221), (6, 104814), (9, 69876), (12, 52407), (18, 34938), (27, 23292), (36, 17469), (54, 11646), (81, 7764), (108, 5823), (162, 3882), (243, 2588), (324, 1941), (486, 1294), (647, 972)]