210913581

素因数分解:

$3^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 294399360

約数和(自身を除く): 83485779

約数列:

[1, 3, 43, 47, 129, 141, 809, 1849, 2021, 2427, 5547, 6063, 34787, 38023, 86903, 104361, 114069, 260709, 1495841, 1634989, 4487523, 4904967, 70304527, 210913581]

約数ペア:

[(1, 210913581), (3, 70304527), (43, 4904967), (47, 4487523), (129, 1634989), (141, 1495841), (809, 260709), (1849, 114069), (2021, 104361), (2427, 86903), (5547, 38023), (6063, 34787)]