637624233

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{2273}}^1$

素因数の和:2789

約数の個数: 24

約数和(自身を含む): 936524160

約数和(自身を除く): 298899927

約数列:

[1, 3, 9, 71, 213, 439, 639, 1317, 2273, 3951, 6819, 20457, 31169, 93507, 161383, 280521, 484149, 997847, 1452447, 2993541, 8980623, 70847137, 212541411, 637624233]

約数ペア:

[(1, 637624233), (3, 212541411), (9, 70847137), (71, 8980623), (213, 2993541), (439, 1452447), (639, 997847), (1317, 484149), (2273, 280521), (3951, 161383), (6819, 93507), (20457, 31169)]