211310841

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{509}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 329598720

約数和(自身を除く): 118287879

約数列:

[1, 3, 7, 21, 53, 159, 371, 373, 509, 1113, 1119, 1527, 2611, 3563, 7833, 10689, 19769, 26977, 59307, 80931, 138383, 188839, 189857, 415149, 566517, 569571, 1328999, 3986997, 10062421, 30187263, 70436947, 211310841]

約数ペア:

[(1, 211310841), (3, 70436947), (7, 30187263), (21, 10062421), (53, 3986997), (159, 1328999), (371, 569571), (373, 566517), (509, 415149), (1113, 189857), (1119, 188839), (1527, 138383), (2611, 80931), (3563, 59307), (7833, 26977), (10689, 19769)]